Home / 8,087,461.80-12,131,192.70-7,340,965.80

Finding the Fourth Proportional to 8,087,461.80, 12,131,192.70 and 7,340,965.80

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Solution

The fourth proportional to 8,087,461.80, 12,131,192.70 and 7,340,965.80 is: 11,011,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,461.80 : 12,131,192.70 = 7,340,965.80 : x
  2. Step 2: Convert to fraction form
    8,087,461.80/12,131,192.70 = 7,340,965.80/x
  3. Step 3: Cross multiply
    8,087,461.80x = 12,131,192.70 × 7,340,965.80
  4. Step 4: Simplify right side
    8,087,461.80x = 89,054,670,723,909.66
  5. Step 5: Solve for x
    x = 89,054,670,723,909.66/8,087,461.80
  6. Step 6: Final answer
    x = 11,011,448.70

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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.