Home / 11,117,732.60-16,685,930.10-5,442,807.80

Finding the Fourth Proportional to 11,117,732.60, 16,685,930.10 and 5,442,807.80

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Solution

The fourth proportional to 11,117,732.60, 16,685,930.10 and 5,442,807.80 is: 8,168,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117,732.60 : 16,685,930.10 = 5,442,807.80 : x
  2. Step 2: Convert to fraction form
    11,117,732.60/16,685,930.10 = 5,442,807.80/x
  3. Step 3: Cross multiply
    11,117,732.60x = 16,685,930.10 × 5,442,807.80
  4. Step 4: Simplify right side
    11,117,732.60x = 90,818,310,498,534.78
  5. Step 5: Solve for x
    x = 90,818,310,498,534.78/11,117,732.60
  6. Step 6: Final answer
    x = 8,168,779.89

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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.