Home / 8,693,318.52-13,034,660.81-4,145,758.20

Finding the Fourth Proportional to 8,693,318.52, 13,034,660.81 and 4,145,758.20

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Solution

The fourth proportional to 8,693,318.52, 13,034,660.81 and 4,145,758.20 is: 6,216,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,318.52 : 13,034,660.81 = 4,145,758.20 : x
  2. Step 2: Convert to fraction form
    8,693,318.52/13,034,660.81 = 4,145,758.20/x
  3. Step 3: Cross multiply
    8,693,318.52x = 13,034,660.81 × 4,145,758.20
  4. Step 4: Simplify right side
    8,693,318.52x = 54,038,551,916,547.35
  5. Step 5: Solve for x
    x = 54,038,551,916,547.35/8,693,318.52
  6. Step 6: Final answer
    x = 6,216,101.69

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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.