Home / 28,546,730.38-39,395,075.39-16,156,822.96

Finding the Fourth Proportional to 28,546,730.38, 39,395,075.39 and 16,156,822.96

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Solution

The fourth proportional to 28,546,730.38, 39,395,075.39 and 16,156,822.96 is: 22,296,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,730.38 : 39,395,075.39 = 16,156,822.96 : x
  2. Step 2: Convert to fraction form
    28,546,730.38/39,395,075.39 = 16,156,822.96/x
  3. Step 3: Cross multiply
    28,546,730.38x = 39,395,075.39 × 16,156,822.96
  4. Step 4: Simplify right side
    28,546,730.38x = 636,499,258,572,083
  5. Step 5: Solve for x
    x = 636,499,258,572,083/28,546,730.38
  6. Step 6: Final answer
    x = 22,296,748.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.