Home / 60,728,173.72-91,019,074.16-27,893,432.91

Finding the Fourth Proportional to 60,728,173.72, 91,019,074.16 and 27,893,432.91

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Solution

The fourth proportional to 60,728,173.72, 91,019,074.16 and 27,893,432.91 is: 41,806,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,728,173.72 : 91,019,074.16 = 27,893,432.91 : x
  2. Step 2: Convert to fraction form
    60,728,173.72/91,019,074.16 = 27,893,432.91/x
  3. Step 3: Cross multiply
    60,728,173.72x = 91,019,074.16 × 27,893,432.91
  4. Step 4: Simplify right side
    60,728,173.72x = 2,538,834,438,472,807.50
  5. Step 5: Solve for x
    x = 2,538,834,438,472,807.50/60,728,173.72
  6. Step 6: Final answer
    x = 41,806,533.66

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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.