Home / 10,752,122.64-16,122,584.16-5,070,821.52

Finding the Fourth Proportional to 10,752,122.64, 16,122,584.16 and 5,070,821.52

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Solution

The fourth proportional to 10,752,122.64, 16,122,584.16 and 5,070,821.52 is: 7,603,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,122.64 : 16,122,584.16 = 5,070,821.52 : x
  2. Step 2: Convert to fraction form
    10,752,122.64/16,122,584.16 = 5,070,821.52/x
  3. Step 3: Cross multiply
    10,752,122.64x = 16,122,584.16 × 5,070,821.52
  4. Step 4: Simplify right side
    10,752,122.64x = 81,754,746,716,539.11
  5. Step 5: Solve for x
    x = 81,754,746,716,539.11/10,752,122.64
  6. Step 6: Final answer
    x = 7,603,591.35

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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.