Home / 8,060,400.80-12,097,210.80-7,997,415.20

Finding the Fourth Proportional to 8,060,400.80, 12,097,210.80 and 7,997,415.20

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Solution

The fourth proportional to 8,060,400.80, 12,097,210.80 and 7,997,415.20 is: 12,002,680.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060,400.80 : 12,097,210.80 = 7,997,415.20 : x
  2. Step 2: Convert to fraction form
    8,060,400.80/12,097,210.80 = 7,997,415.20/x
  3. Step 3: Cross multiply
    8,060,400.80x = 12,097,210.80 × 7,997,415.20
  4. Step 4: Simplify right side
    8,060,400.80x = 96,746,417,529,524.17
  5. Step 5: Solve for x
    x = 96,746,417,529,524.17/8,060,400.80
  6. Step 6: Final answer
    x = 12,002,680.75

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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.