Home / 51,253,872.01-70,730,297.31-28,931,557.68

Finding the Fourth Proportional to 51,253,872.01, 70,730,297.31 and 28,931,557.68

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Solution

The fourth proportional to 51,253,872.01, 70,730,297.31 and 28,931,557.68 is: 39,925,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253,872.01 : 70,730,297.31 = 28,931,557.68 : x
  2. Step 2: Convert to fraction form
    51,253,872.01/70,730,297.31 = 28,931,557.68/x
  3. Step 3: Cross multiply
    51,253,872.01x = 70,730,297.31 × 28,931,557.68
  4. Step 4: Simplify right side
    51,253,872.01x = 2,046,337,676,347,814
  5. Step 5: Solve for x
    x = 2,046,337,676,347,814/51,253,872.01
  6. Step 6: Final answer
    x = 39,925,523.60

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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.