Home / 8,736,814.20-13,105,221.30-2,347,712.40

Finding the Fourth Proportional to 8,736,814.20, 13,105,221.30 and 2,347,712.40

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Solution

The fourth proportional to 8,736,814.20, 13,105,221.30 and 2,347,712.40 is: 3,521,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,814.20 : 13,105,221.30 = 2,347,712.40 : x
  2. Step 2: Convert to fraction form
    8,736,814.20/13,105,221.30 = 2,347,712.40/x
  3. Step 3: Cross multiply
    8,736,814.20x = 13,105,221.30 × 2,347,712.40
  4. Step 4: Simplify right side
    8,736,814.20x = 30,767,290,550,754.12
  5. Step 5: Solve for x
    x = 30,767,290,550,754.12/8,736,814.20
  6. Step 6: Final answer
    x = 3,521,568.60

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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.