Home / 8,690,507.52-13,031,387.28-3,009,206.40

Finding the Fourth Proportional to 8,690,507.52, 13,031,387.28 and 3,009,206.40

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Solution

The fourth proportional to 8,690,507.52, 13,031,387.28 and 3,009,206.40 is: 4,512,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,507.52 : 13,031,387.28 = 3,009,206.40 : x
  2. Step 2: Convert to fraction form
    8,690,507.52/13,031,387.28 = 3,009,206.40/x
  3. Step 3: Cross multiply
    8,690,507.52x = 13,031,387.28 × 3,009,206.40
  4. Step 4: Simplify right side
    8,690,507.52x = 39,214,134,003,854.59
  5. Step 5: Solve for x
    x = 39,214,134,003,854.59/8,690,507.52
  6. Step 6: Final answer
    x = 4,512,295.04

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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.