Home / 11,226,066.64-15,490,815.74-8,287,446.94

Finding the Fourth Proportional to 11,226,066.64, 15,490,815.74 and 8,287,446.94

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Solution

The fourth proportional to 11,226,066.64, 15,490,815.74 and 8,287,446.94 is: 11,435,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226,066.64 : 15,490,815.74 = 8,287,446.94 : x
  2. Step 2: Convert to fraction form
    11,226,066.64/15,490,815.74 = 8,287,446.94/x
  3. Step 3: Cross multiply
    11,226,066.64x = 15,490,815.74 × 8,287,446.94
  4. Step 4: Simplify right side
    11,226,066.64x = 128,379,313,461,129.61
  5. Step 5: Solve for x
    x = 128,379,313,461,129.61/11,226,066.64
  6. Step 6: Final answer
    x = 11,435,823.21

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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.