Home / 6,557,320.80-9,835,981.20-5,760,159.30

Finding the Fourth Proportional to 6,557,320.80, 9,835,981.20 and 5,760,159.30

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Solution

The fourth proportional to 6,557,320.80, 9,835,981.20 and 5,760,159.30 is: 8,640,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557,320.80 : 9,835,981.20 = 5,760,159.30 : x
  2. Step 2: Convert to fraction form
    6,557,320.80/9,835,981.20 = 5,760,159.30/x
  3. Step 3: Cross multiply
    6,557,320.80x = 9,835,981.20 × 5,760,159.30
  4. Step 4: Simplify right side
    6,557,320.80x = 56,656,818,583,805.16
  5. Step 5: Solve for x
    x = 56,656,818,583,805.16/6,557,320.80
  6. Step 6: Final answer
    x = 8,640,238.95

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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.