Home / 19,368,000.90-29,052,001.35-9,290,304.90

Finding the Fourth Proportional to 19,368,000.90, 29,052,001.35 and 9,290,304.90

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Solution

The fourth proportional to 19,368,000.90, 29,052,001.35 and 9,290,304.90 is: 13,935,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368,000.90 : 29,052,001.35 = 9,290,304.90 : x
  2. Step 2: Convert to fraction form
    19,368,000.90/29,052,001.35 = 9,290,304.90/x
  3. Step 3: Cross multiply
    19,368,000.90x = 29,052,001.35 × 9,290,304.90
  4. Step 4: Simplify right side
    19,368,000.90x = 269,901,950,496,711.62
  5. Step 5: Solve for x
    x = 269,901,950,496,711.62/19,368,000.90
  6. Step 6: Final answer
    x = 13,935,457.35

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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.