Home / 6,499,816.09-8,969,740.65-3,599,206.90

Finding the Fourth Proportional to 6,499,816.09, 8,969,740.65 and 3,599,206.90

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Solution

The fourth proportional to 6,499,816.09, 8,969,740.65 and 3,599,206.90 is: 4,966,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499,816.09 : 8,969,740.65 = 3,599,206.90 : x
  2. Step 2: Convert to fraction form
    6,499,816.09/8,969,740.65 = 3,599,206.90/x
  3. Step 3: Cross multiply
    6,499,816.09x = 8,969,740.65 × 3,599,206.90
  4. Step 4: Simplify right side
    6,499,816.09x = 32,283,952,438,690.48
  5. Step 5: Solve for x
    x = 32,283,952,438,690.48/6,499,816.09
  6. Step 6: Final answer
    x = 4,966,902.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.