Home / 38,569,764.53-57,854,487.78-13,971,931.55

Finding the Fourth Proportional to 38,569,764.53, 57,854,487.78 and 13,971,931.55

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Solution

The fourth proportional to 38,569,764.53, 57,854,487.78 and 13,971,931.55 is: 20,957,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,569,764.53 : 57,854,487.78 = 13,971,931.55 : x
  2. Step 2: Convert to fraction form
    38,569,764.53/57,854,487.78 = 13,971,931.55/x
  3. Step 3: Cross multiply
    38,569,764.53x = 57,854,487.78 × 13,971,931.55
  4. Step 4: Simplify right side
    38,569,764.53x = 808,338,942,833,199
  5. Step 5: Solve for x
    x = 808,338,942,833,199/38,569,764.53
  6. Step 6: Final answer
    x = 20,957,839.72

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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.