Home / 7,113,644.52-9,817,763.94-4,057,158.12

Finding the Fourth Proportional to 7,113,644.52, 9,817,763.94 and 4,057,158.12

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Solution

The fourth proportional to 7,113,644.52, 9,817,763.94 and 4,057,158.12 is: 5,599,411.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,644.52 : 9,817,763.94 = 4,057,158.12 : x
  2. Step 2: Convert to fraction form
    7,113,644.52/9,817,763.94 = 4,057,158.12/x
  3. Step 3: Cross multiply
    7,113,644.52x = 9,817,763.94 × 4,057,158.12
  4. Step 4: Simplify right side
    7,113,644.52x = 39,832,220,689,414.20
  5. Step 5: Solve for x
    x = 39,832,220,689,414.20/7,113,644.52
  6. Step 6: Final answer
    x = 5,599,411.18

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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.