Home / 31,947,066.90-47,887,941.15-15,748,103.70

Finding the Fourth Proportional to 31,947,066.90, 47,887,941.15 and 15,748,103.70

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Solution

The fourth proportional to 31,947,066.90, 47,887,941.15 and 15,748,103.70 is: 23,606,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,947,066.90 : 47,887,941.15 = 15,748,103.70 : x
  2. Step 2: Convert to fraction form
    31,947,066.90/47,887,941.15 = 15,748,103.70/x
  3. Step 3: Cross multiply
    31,947,066.90x = 47,887,941.15 × 15,748,103.70
  4. Step 4: Simplify right side
    31,947,066.90x = 754,144,263,209,697.25
  5. Step 5: Solve for x
    x = 754,144,263,209,697.25/31,947,066.90
  6. Step 6: Final answer
    x = 23,606,056.40

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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.