Home / 8,655,451.61-12,984,358.57-3,605,581.13

Finding the Fourth Proportional to 8,655,451.61, 12,984,358.57 and 3,605,581.13

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Solution

The fourth proportional to 8,655,451.61, 12,984,358.57 and 3,605,581.13 is: 5,408,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,451.61 : 12,984,358.57 = 3,605,581.13 : x
  2. Step 2: Convert to fraction form
    8,655,451.61/12,984,358.57 = 3,605,581.13/x
  3. Step 3: Cross multiply
    8,655,451.61x = 12,984,358.57 × 3,605,581.13
  4. Step 4: Simplify right side
    8,655,451.61x = 46,816,158,171,210.04
  5. Step 5: Solve for x
    x = 46,816,158,171,210.04/8,655,451.61
  6. Step 6: Final answer
    x = 5,408,863.72

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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.