Home / 59,019,605.16-81,419,257.80-38,385,522.60

Finding the Fourth Proportional to 59,019,605.16, 81,419,257.80 and 38,385,522.60

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Solution

The fourth proportional to 59,019,605.16, 81,419,257.80 and 38,385,522.60 is: 52,953,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,019,605.16 : 81,419,257.80 = 38,385,522.60 : x
  2. Step 2: Convert to fraction form
    59,019,605.16/81,419,257.80 = 38,385,522.60/x
  3. Step 3: Cross multiply
    59,019,605.16x = 81,419,257.80 × 38,385,522.60
  4. Step 4: Simplify right side
    59,019,605.16x = 3,125,320,760,357,126.50
  5. Step 5: Solve for x
    x = 3,125,320,760,357,126.50/59,019,605.16
  6. Step 6: Final answer
    x = 52,953,942.20

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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.