Home / 51,093,951.72-70,499,127.78-29,359,720.68

Finding the Fourth Proportional to 51,093,951.72, 70,499,127.78 and 29,359,720.68

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Solution

The fourth proportional to 51,093,951.72, 70,499,127.78 and 29,359,720.68 is: 40,510,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,093,951.72 : 70,499,127.78 = 29,359,720.68 : x
  2. Step 2: Convert to fraction form
    51,093,951.72/70,499,127.78 = 29,359,720.68/x
  3. Step 3: Cross multiply
    51,093,951.72x = 70,499,127.78 × 29,359,720.68
  4. Step 4: Simplify right side
    51,093,951.72x = 2,069,834,699,804,428.50
  5. Step 5: Solve for x
    x = 2,069,834,699,804,428.50/51,093,951.72
  6. Step 6: Final answer
    x = 40,510,366.30

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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.