Home / 10,342,366.90-15,513,550.35-8,748,043.90

Finding the Fourth Proportional to 10,342,366.90, 15,513,550.35 and 8,748,043.90

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Solution

The fourth proportional to 10,342,366.90, 15,513,550.35 and 8,748,043.90 is: 13,122,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,366.90 : 15,513,550.35 = 8,748,043.90 : x
  2. Step 2: Convert to fraction form
    10,342,366.90/15,513,550.35 = 8,748,043.90/x
  3. Step 3: Cross multiply
    10,342,366.90x = 15,513,550.35 × 8,748,043.90
  4. Step 4: Simplify right side
    10,342,366.90x = 135,713,219,506,660.38
  5. Step 5: Solve for x
    x = 135,713,219,506,660.38/10,342,366.90
  6. Step 6: Final answer
    x = 13,122,065.85

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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.