Home / 10,368,813.30-15,526,003.95-7,319,714.10

Finding the Fourth Proportional to 10,368,813.30, 15,526,003.95 and 7,319,714.10

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Solution

The fourth proportional to 10,368,813.30, 15,526,003.95 and 7,319,714.10 is: 10,960,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,813.30 : 15,526,003.95 = 7,319,714.10 : x
  2. Step 2: Convert to fraction form
    10,368,813.30/15,526,003.95 = 7,319,714.10/x
  3. Step 3: Cross multiply
    10,368,813.30x = 15,526,003.95 × 7,319,714.10
  4. Step 4: Simplify right side
    10,368,813.30x = 113,645,910,029,470.69
  5. Step 5: Solve for x
    x = 113,645,910,029,470.69/10,368,813.30
  6. Step 6: Final answer
    x = 10,960,358.41

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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.