Home / 19,901,591.56-29,851,264.47-8,819,471.17

Finding the Fourth Proportional to 19,901,591.56, 29,851,264.47 and 8,819,471.17

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Solution

The fourth proportional to 19,901,591.56, 29,851,264.47 and 8,819,471.17 is: 13,228,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901,591.56 : 29,851,264.47 = 8,819,471.17 : x
  2. Step 2: Convert to fraction form
    19,901,591.56/29,851,264.47 = 8,819,471.17/x
  3. Step 3: Cross multiply
    19,901,591.56x = 29,851,264.47 × 8,819,471.17
  4. Step 4: Simplify right side
    19,901,591.56x = 263,272,366,381,210.31
  5. Step 5: Solve for x
    x = 263,272,366,381,210.31/19,901,591.56
  6. Step 6: Final answer
    x = 13,228,709.15

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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.