Home / 28,297,058.90-42,445,588.35-10,109,966.90

Finding the Fourth Proportional to 28,297,058.90, 42,445,588.35 and 10,109,966.90

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Solution

The fourth proportional to 28,297,058.90, 42,445,588.35 and 10,109,966.90 is: 15,164,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297,058.90 : 42,445,588.35 = 10,109,966.90 : x
  2. Step 2: Convert to fraction form
    28,297,058.90/42,445,588.35 = 10,109,966.90/x
  3. Step 3: Cross multiply
    28,297,058.90x = 42,445,588.35 × 10,109,966.90
  4. Step 4: Simplify right side
    28,297,058.90x = 429,123,493,269,525.62
  5. Step 5: Solve for x
    x = 429,123,493,269,525.62/28,297,058.90
  6. Step 6: Final answer
    x = 15,164,950.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.