Home / 8,423,479.28-11,624,366.22-4,555,991.18

Finding the Fourth Proportional to 8,423,479.28, 11,624,366.22 and 4,555,991.18

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Solution

The fourth proportional to 8,423,479.28, 11,624,366.22 and 4,555,991.18 is: 6,287,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,479.28 : 11,624,366.22 = 4,555,991.18 : x
  2. Step 2: Convert to fraction form
    8,423,479.28/11,624,366.22 = 4,555,991.18/x
  3. Step 3: Cross multiply
    8,423,479.28x = 11,624,366.22 × 4,555,991.18
  4. Step 4: Simplify right side
    8,423,479.28x = 52,960,509,971,409.94
  5. Step 5: Solve for x
    x = 52,960,509,971,409.94/8,423,479.28
  6. Step 6: Final answer
    x = 6,287,248.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.