Home / 29,073,823.72-40,122,145.78-16,021,549.71

Finding the Fourth Proportional to 29,073,823.72, 40,122,145.78 and 16,021,549.71

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Solution

The fourth proportional to 29,073,823.72, 40,122,145.78 and 16,021,549.71 is: 22,109,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073,823.72 : 40,122,145.78 = 16,021,549.71 : x
  2. Step 2: Convert to fraction form
    29,073,823.72/40,122,145.78 = 16,021,549.71/x
  3. Step 3: Cross multiply
    29,073,823.72x = 40,122,145.78 × 16,021,549.71
  4. Step 4: Simplify right side
    29,073,823.72x = 642,818,952,905,723.62
  5. Step 5: Solve for x
    x = 642,818,952,905,723.62/29,073,823.72
  6. Step 6: Final answer
    x = 22,109,886.86

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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.