Home / 39,872,514.16-59,817,555.34-12,206,640.90

Finding the Fourth Proportional to 39,872,514.16, 59,817,555.34 and 12,206,640.90

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Solution

The fourth proportional to 39,872,514.16, 59,817,555.34 and 12,206,640.90 is: 18,312,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,514.16 : 59,817,555.34 = 12,206,640.90 : x
  2. Step 2: Convert to fraction form
    39,872,514.16/59,817,555.34 = 12,206,640.90/x
  3. Step 3: Cross multiply
    39,872,514.16x = 59,817,555.34 × 12,206,640.90
  4. Step 4: Simplify right side
    39,872,514.16x = 730,171,417,745,056.62
  5. Step 5: Solve for x
    x = 730,171,417,745,056.62/39,872,514.16
  6. Step 6: Final answer
    x = 18,312,650.53

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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.