Home / 8,397,133.80-12,577,038.30-6,497,716.20

Finding the Fourth Proportional to 8,397,133.80, 12,577,038.30 and 6,497,716.20

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Solution

The fourth proportional to 8,397,133.80, 12,577,038.30 and 6,497,716.20 is: 9,732,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,133.80 : 12,577,038.30 = 6,497,716.20 : x
  2. Step 2: Convert to fraction form
    8,397,133.80/12,577,038.30 = 6,497,716.20/x
  3. Step 3: Cross multiply
    8,397,133.80x = 12,577,038.30 × 6,497,716.20
  4. Step 4: Simplify right side
    8,397,133.80x = 81,722,025,509,930.47
  5. Step 5: Solve for x
    x = 81,722,025,509,930.47/8,397,133.80
  6. Step 6: Final answer
    x = 9,732,133.30

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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.