Home / 15,732,672.22-21,714,103.40-8,857,154.28

Finding the Fourth Proportional to 15,732,672.22, 21,714,103.40 and 8,857,154.28

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Solution

The fourth proportional to 15,732,672.22, 21,714,103.40 and 8,857,154.28 is: 12,224,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,732,672.22 : 21,714,103.40 = 8,857,154.28 : x
  2. Step 2: Convert to fraction form
    15,732,672.22/21,714,103.40 = 8,857,154.28/x
  3. Step 3: Cross multiply
    15,732,672.22x = 21,714,103.40 × 8,857,154.28
  4. Step 4: Simplify right side
    15,732,672.22x = 192,325,163,865,672.53
  5. Step 5: Solve for x
    x = 192,325,163,865,672.53/15,732,672.22
  6. Step 6: Final answer
    x = 12,224,570.70

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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.