Home / 8,737,340.80-13,106,011.20-7,887,035.20

Finding the Fourth Proportional to 8,737,340.80, 13,106,011.20 and 7,887,035.20

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Solution

The fourth proportional to 8,737,340.80, 13,106,011.20 and 7,887,035.20 is: 11,830,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,340.80 : 13,106,011.20 = 7,887,035.20 : x
  2. Step 2: Convert to fraction form
    8,737,340.80/13,106,011.20 = 7,887,035.20/x
  3. Step 3: Cross multiply
    8,737,340.80x = 13,106,011.20 × 7,887,035.20
  4. Step 4: Simplify right side
    8,737,340.80x = 103,367,571,665,994.23
  5. Step 5: Solve for x
    x = 103,367,571,665,994.23/8,737,340.80
  6. Step 6: Final answer
    x = 11,830,552.80

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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.