Home / 47,808,101.70-71,712,152.55-38,242,163.70

Finding the Fourth Proportional to 47,808,101.70, 71,712,152.55 and 38,242,163.70

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Solution

The fourth proportional to 47,808,101.70, 71,712,152.55 and 38,242,163.70 is: 57,363,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808,101.70 : 71,712,152.55 = 38,242,163.70 : x
  2. Step 2: Convert to fraction form
    47,808,101.70/71,712,152.55 = 38,242,163.70/x
  3. Step 3: Cross multiply
    47,808,101.70x = 71,712,152.55 × 38,242,163.70
  4. Step 4: Simplify right side
    47,808,101.70x = 2,742,427,877,096,472.50
  5. Step 5: Solve for x
    x = 2,742,427,877,096,472.50/47,808,101.70
  6. Step 6: Final answer
    x = 57,363,245.55

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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.