Home / 13,569,644.27-18,725,793.58-7,374,543.95

Finding the Fourth Proportional to 13,569,644.27, 18,725,793.58 and 7,374,543.95

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Solution

The fourth proportional to 13,569,644.27, 18,725,793.58 and 7,374,543.95 is: 10,176,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569,644.27 : 18,725,793.58 = 7,374,543.95 : x
  2. Step 2: Convert to fraction form
    13,569,644.27/18,725,793.58 = 7,374,543.95/x
  3. Step 3: Cross multiply
    13,569,644.27x = 18,725,793.58 × 7,374,543.95
  4. Step 4: Simplify right side
    13,569,644.27x = 138,094,187,754,337.83
  5. Step 5: Solve for x
    x = 138,094,187,754,337.83/13,569,644.27
  6. Step 6: Final answer
    x = 10,176,699.18

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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.