Home / 10,412,191.02-14,358,729.15-8,119,515.18

Finding the Fourth Proportional to 10,412,191.02, 14,358,729.15 and 8,119,515.18

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Solution

The fourth proportional to 10,412,191.02, 14,358,729.15 and 8,119,515.18 is: 11,197,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412,191.02 : 14,358,729.15 = 8,119,515.18 : x
  2. Step 2: Convert to fraction form
    10,412,191.02/14,358,729.15 = 8,119,515.18/x
  3. Step 3: Cross multiply
    10,412,191.02x = 14,358,729.15 × 8,119,515.18
  4. Step 4: Simplify right side
    10,412,191.02x = 116,585,919,298,933.50
  5. Step 5: Solve for x
    x = 116,585,919,298,933.50/10,412,191.02
  6. Step 6: Final answer
    x = 11,197,059.20

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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.