Home / 9,172,336.60-13,755,005.70-2,780,464.60

Finding the Fourth Proportional to 9,172,336.60, 13,755,005.70 and 2,780,464.60

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Solution

The fourth proportional to 9,172,336.60, 13,755,005.70 and 2,780,464.60 is: 4,169,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,336.60 : 13,755,005.70 = 2,780,464.60 : x
  2. Step 2: Convert to fraction form
    9,172,336.60/13,755,005.70 = 2,780,464.60/x
  3. Step 3: Cross multiply
    9,172,336.60x = 13,755,005.70 × 2,780,464.60
  4. Step 4: Simplify right side
    9,172,336.60x = 38,245,306,421,648.22
  5. Step 5: Solve for x
    x = 38,245,306,421,648.22/9,172,336.60
  6. Step 6: Final answer
    x = 4,169,636.17

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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.