Home / 52,330,236.30-72,217,143.27-29,127,915.90

Finding the Fourth Proportional to 52,330,236.30, 72,217,143.27 and 29,127,915.90

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Solution

The fourth proportional to 52,330,236.30, 72,217,143.27 and 29,127,915.90 is: 40,197,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,330,236.30 : 72,217,143.27 = 29,127,915.90 : x
  2. Step 2: Convert to fraction form
    52,330,236.30/72,217,143.27 = 29,127,915.90/x
  3. Step 3: Cross multiply
    52,330,236.30x = 72,217,143.27 × 29,127,915.90
  4. Step 4: Simplify right side
    52,330,236.30x = 2,103,534,875,706,810.75
  5. Step 5: Solve for x
    x = 2,103,534,875,706,810.75/52,330,236.30
  6. Step 6: Final answer
    x = 40,197,312.77

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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.