Home / 12,797,773.61-17,660,990.05-6,996,555.63

Finding the Fourth Proportional to 12,797,773.61, 17,660,990.05 and 6,996,555.63

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Solution

The fourth proportional to 12,797,773.61, 17,660,990.05 and 6,996,555.63 is: 9,655,280.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,773.61 : 17,660,990.05 = 6,996,555.63 : x
  2. Step 2: Convert to fraction form
    12,797,773.61/17,660,990.05 = 6,996,555.63/x
  3. Step 3: Cross multiply
    12,797,773.61x = 17,660,990.05 × 6,996,555.63
  4. Step 4: Simplify right side
    12,797,773.61x = 123,566,099,348,210.09
  5. Step 5: Solve for x
    x = 123,566,099,348,210.09/12,797,773.61
  6. Step 6: Final answer
    x = 9,655,280.92

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1.5x scale

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.