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Finding the Fourth Proportional to 37,739,765.70, 56,609,648.55 and 37,739,765.70

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Solution

The fourth proportional to 37,739,765.70, 56,609,648.55 and 37,739,765.70 is: 56,609,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,739,765.70 : 56,609,648.55 = 37,739,765.70 : x
  2. Step 2: Convert to fraction form
    37,739,765.70/56,609,648.55 = 37,739,765.70/x
  3. Step 3: Cross multiply
    37,739,765.70x = 56,609,648.55 × 37,739,765.70
  4. Step 4: Simplify right side
    37,739,765.70x = 2,136,434,872,636,344.75
  5. Step 5: Solve for x
    x = 2,136,434,872,636,344.75/37,739,765.70
  6. Step 6: Final answer
    x = 56,609,648.55

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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.