Home / 19,933,428.90-29,914,140.15-8,582,024.10

Finding the Fourth Proportional to 19,933,428.90, 29,914,140.15 and 8,582,024.10

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Solution

The fourth proportional to 19,933,428.90, 29,914,140.15 and 8,582,024.10 is: 12,879,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933,428.90 : 29,914,140.15 = 8,582,024.10 : x
  2. Step 2: Convert to fraction form
    19,933,428.90/29,914,140.15 = 8,582,024.10/x
  3. Step 3: Cross multiply
    19,933,428.90x = 29,914,140.15 × 8,582,024.10
  4. Step 4: Simplify right side
    19,933,428.90x = 256,723,871,698,077.59
  5. Step 5: Solve for x
    x = 256,723,871,698,077.59/19,933,428.90
  6. Step 6: Final answer
    x = 12,879,062.25

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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.