Home / 8,612,366.40-12,916,216.80-2,547,086.40

Finding the Fourth Proportional to 8,612,366.40, 12,916,216.80 and 2,547,086.40

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Solution

The fourth proportional to 8,612,366.40, 12,916,216.80 and 2,547,086.40 is: 3,819,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,366.40 : 12,916,216.80 = 2,547,086.40 : x
  2. Step 2: Convert to fraction form
    8,612,366.40/12,916,216.80 = 2,547,086.40/x
  3. Step 3: Cross multiply
    8,612,366.40x = 12,916,216.80 × 2,547,086.40
  4. Step 4: Simplify right side
    8,612,366.40x = 32,898,720,150,731.52
  5. Step 5: Solve for x
    x = 32,898,720,150,731.52/8,612,366.40
  6. Step 6: Final answer
    x = 3,819,939.68

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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.