Home / 8,300,663.80-12,439,331.70-6,597,719.80

Finding the Fourth Proportional to 8,300,663.80, 12,439,331.70 and 6,597,719.80

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Solution

The fourth proportional to 8,300,663.80, 12,439,331.70 and 6,597,719.80 is: 9,887,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,663.80 : 12,439,331.70 = 6,597,719.80 : x
  2. Step 2: Convert to fraction form
    8,300,663.80/12,439,331.70 = 6,597,719.80/x
  3. Step 3: Cross multiply
    8,300,663.80x = 12,439,331.70 × 6,597,719.80
  4. Step 4: Simplify right side
    8,300,663.80x = 82,071,225,055,857.66
  5. Step 5: Solve for x
    x = 82,071,225,055,857.66/8,300,663.80
  6. Step 6: Final answer
    x = 9,887,308.66

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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.