Home / 57,896,436.14-86,845,692.20-21,034,505.10

Finding the Fourth Proportional to 57,896,436.14, 86,845,692.20 and 21,034,505.10

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Solution

The fourth proportional to 57,896,436.14, 86,845,692.20 and 21,034,505.10 is: 31,552,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,896,436.14 : 86,845,692.20 = 21,034,505.10 : x
  2. Step 2: Convert to fraction form
    57,896,436.14/86,845,692.20 = 21,034,505.10/x
  3. Step 3: Cross multiply
    57,896,436.14x = 86,845,692.20 × 21,034,505.10
  4. Step 4: Simplify right side
    57,896,436.14x = 1,826,756,155,493,930.50
  5. Step 5: Solve for x
    x = 1,826,756,155,493,930.50/57,896,436.14
  6. Step 6: Final answer
    x = 31,552,134.76

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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.