Home / 60,830,538.56-91,251,417.53-19,890,187.66

Finding the Fourth Proportional to 60,830,538.56, 91,251,417.53 and 19,890,187.66

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Solution

The fourth proportional to 60,830,538.56, 91,251,417.53 and 19,890,187.66 is: 29,837,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,830,538.56 : 91,251,417.53 = 19,890,187.66 : x
  2. Step 2: Convert to fraction form
    60,830,538.56/91,251,417.53 = 19,890,187.66/x
  3. Step 3: Cross multiply
    60,830,538.56x = 91,251,417.53 × 19,890,187.66
  4. Step 4: Simplify right side
    60,830,538.56x = 1,815,007,818,912,713.75
  5. Step 5: Solve for x
    x = 1,815,007,818,912,713.75/60,830,538.56
  6. Step 6: Final answer
    x = 29,837,115.73

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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.