Home / 51,840,237.15-77,760,355.73-38,403,309.15

Finding the Fourth Proportional to 51,840,237.15, 77,760,355.73 and 38,403,309.15

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Solution

The fourth proportional to 51,840,237.15, 77,760,355.73 and 38,403,309.15 is: 57,604,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,237.15 : 77,760,355.73 = 38,403,309.15 : x
  2. Step 2: Convert to fraction form
    51,840,237.15/77,760,355.73 = 38,403,309.15/x
  3. Step 3: Cross multiply
    51,840,237.15x = 77,760,355.73 × 38,403,309.15
  4. Step 4: Simplify right side
    51,840,237.15x = 2,986,254,980,521,147
  5. Step 5: Solve for x
    x = 2,986,254,980,521,147/51,840,237.15
  6. Step 6: Final answer
    x = 57,604,963.73

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Similar ratio
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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.