Home / 39,745,381.06-59,617,997.18-12,453,763.12

Finding the Fourth Proportional to 39,745,381.06, 59,617,997.18 and 12,453,763.12

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Solution

The fourth proportional to 39,745,381.06, 59,617,997.18 and 12,453,763.12 is: 18,680,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745,381.06 : 59,617,997.18 = 12,453,763.12 : x
  2. Step 2: Convert to fraction form
    39,745,381.06/59,617,997.18 = 12,453,763.12/x
  3. Step 3: Cross multiply
    39,745,381.06x = 59,617,997.18 × 12,453,763.12
  4. Step 4: Simplify right side
    39,745,381.06x = 742,468,414,568,548
  5. Step 5: Solve for x
    x = 742,468,414,568,548/39,745,381.06
  6. Step 6: Final answer
    x = 18,680,621.36

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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.