Home / 31,591,147.24-47,386,720.86-7,656,619.24

Finding the Fourth Proportional to 31,591,147.24, 47,386,720.86 and 7,656,619.24

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Solution

The fourth proportional to 31,591,147.24, 47,386,720.86 and 7,656,619.24 is: 11,484,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,147.24 : 47,386,720.86 = 7,656,619.24 : x
  2. Step 2: Convert to fraction form
    31,591,147.24/47,386,720.86 = 7,656,619.24/x
  3. Step 3: Cross multiply
    31,591,147.24x = 47,386,720.86 × 7,656,619.24
  4. Step 4: Simplify right side
    31,591,147.24x = 362,822,078,657,185.38
  5. Step 5: Solve for x
    x = 362,822,078,657,185.38/31,591,147.24
  6. Step 6: Final answer
    x = 11,484,928.86

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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.