Home / 8,386,320.80-12,579,481.20-8,244,603.20

Finding the Fourth Proportional to 8,386,320.80, 12,579,481.20 and 8,244,603.20

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Solution

The fourth proportional to 8,386,320.80, 12,579,481.20 and 8,244,603.20 is: 12,366,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386,320.80 : 12,579,481.20 = 8,244,603.20 : x
  2. Step 2: Convert to fraction form
    8,386,320.80/12,579,481.20 = 8,244,603.20/x
  3. Step 3: Cross multiply
    8,386,320.80x = 12,579,481.20 × 8,244,603.20
  4. Step 4: Simplify right side
    8,386,320.80x = 103,712,830,955,859.84
  5. Step 5: Solve for x
    x = 103,712,830,955,859.84/8,386,320.80
  6. Step 6: Final answer
    x = 12,366,904.80

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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.