Home / 71,005,801.20-106,508,701.80-32,742,049.20

Finding the Fourth Proportional to 71,005,801.20, 106,508,701.80 and 32,742,049.20

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Solution

The fourth proportional to 71,005,801.20, 106,508,701.80 and 32,742,049.20 is: 49,113,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,005,801.20 : 106,508,701.80 = 32,742,049.20 : x
  2. Step 2: Convert to fraction form
    71,005,801.20/106,508,701.80 = 32,742,049.20/x
  3. Step 3: Cross multiply
    71,005,801.20x = 106,508,701.80 × 32,742,049.20
  4. Step 4: Simplify right side
    71,005,801.20x = 3,487,313,154,563,728.50
  5. Step 5: Solve for x
    x = 3,487,313,154,563,728.50/71,005,801.20
  6. Step 6: Final answer
    x = 49,113,073.80

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1.5x scale

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.