Home / 29,479,045.74-40,680,669.60-16,426,854.78

Finding the Fourth Proportional to 29,479,045.74, 40,680,669.60 and 16,426,854.78

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Solution

The fourth proportional to 29,479,045.74, 40,680,669.60 and 16,426,854.78 is: 22,668,829.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,479,045.74 : 40,680,669.60 = 16,426,854.78 : x
  2. Step 2: Convert to fraction form
    29,479,045.74/40,680,669.60 = 16,426,854.78/x
  3. Step 3: Cross multiply
    29,479,045.74x = 40,680,669.60 × 16,426,854.78
  4. Step 4: Simplify right side
    29,479,045.74x = 668,255,451,872,360.62
  5. Step 5: Solve for x
    x = 668,255,451,872,360.62/29,479,045.74
  6. Step 6: Final answer
    x = 22,668,829.17

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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.