Home / 19,718,144.10-29,577,216.15-18,962,316.90

Finding the Fourth Proportional to 19,718,144.10, 29,577,216.15 and 18,962,316.90

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Solution

The fourth proportional to 19,718,144.10, 29,577,216.15 and 18,962,316.90 is: 28,443,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718,144.10 : 29,577,216.15 = 18,962,316.90 : x
  2. Step 2: Convert to fraction form
    19,718,144.10/29,577,216.15 = 18,962,316.90/x
  3. Step 3: Cross multiply
    19,718,144.10x = 29,577,216.15 × 18,962,316.90
  4. Step 4: Simplify right side
    19,718,144.10x = 560,852,545,656,097.88
  5. Step 5: Solve for x
    x = 560,852,545,656,097.88/19,718,144.10
  6. Step 6: Final answer
    x = 28,443,475.35

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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.