Home / 10,690,162.80-16,035,244.20-8,895,073.20

Finding the Fourth Proportional to 10,690,162.80, 16,035,244.20 and 8,895,073.20

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Solution

The fourth proportional to 10,690,162.80, 16,035,244.20 and 8,895,073.20 is: 13,342,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690,162.80 : 16,035,244.20 = 8,895,073.20 : x
  2. Step 2: Convert to fraction form
    10,690,162.80/16,035,244.20 = 8,895,073.20/x
  3. Step 3: Cross multiply
    10,690,162.80x = 16,035,244.20 × 8,895,073.20
  4. Step 4: Simplify right side
    10,690,162.80x = 142,634,670,938,875.41
  5. Step 5: Solve for x
    x = 142,634,670,938,875.41/10,690,162.80
  6. Step 6: Final answer
    x = 13,342,609.80

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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.