Home / 71,005,812.70-106,508,719.05-32,742,060.70

Finding the Fourth Proportional to 71,005,812.70, 106,508,719.05 and 32,742,060.70

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Solution

The fourth proportional to 71,005,812.70, 106,508,719.05 and 32,742,060.70 is: 49,113,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,005,812.70 : 106,508,719.05 = 32,742,060.70 : x
  2. Step 2: Convert to fraction form
    71,005,812.70/106,508,719.05 = 32,742,060.70/x
  3. Step 3: Cross multiply
    71,005,812.70x = 106,508,719.05 × 32,742,060.70
  4. Step 4: Simplify right side
    71,005,812.70x = 3,487,314,944,214,346
  5. Step 5: Solve for x
    x = 3,487,314,944,214,346/71,005,812.70
  6. Step 6: Final answer
    x = 49,113,091.05

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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.