Home / 11,191,820.30-16,787,730.45-5,510,869.10

Finding the Fourth Proportional to 11,191,820.30, 16,787,730.45 and 5,510,869.10

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Solution

The fourth proportional to 11,191,820.30, 16,787,730.45 and 5,510,869.10 is: 8,266,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191,820.30 : 16,787,730.45 = 5,510,869.10 : x
  2. Step 2: Convert to fraction form
    11,191,820.30/16,787,730.45 = 5,510,869.10/x
  3. Step 3: Cross multiply
    11,191,820.30x = 16,787,730.45 × 5,510,869.10
  4. Step 4: Simplify right side
    11,191,820.30x = 92,514,984,996,034.08
  5. Step 5: Solve for x
    x = 92,514,984,996,034.08/11,191,820.30
  6. Step 6: Final answer
    x = 8,266,303.65

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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.