Home / 23,181,338.02-31,988,646.24-12,867,249.19

Finding the Fourth Proportional to 23,181,338.02, 31,988,646.24 and 12,867,249.19

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Solution

The fourth proportional to 23,181,338.02, 31,988,646.24 and 12,867,249.19 is: 17,755,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,338.02 : 31,988,646.24 = 12,867,249.19 : x
  2. Step 2: Convert to fraction form
    23,181,338.02/31,988,646.24 = 12,867,249.19/x
  3. Step 3: Cross multiply
    23,181,338.02x = 31,988,646.24 × 12,867,249.19
  4. Step 4: Simplify right side
    23,181,338.02x = 411,605,882,356,500.25
  5. Step 5: Solve for x
    x = 411,605,882,356,500.25/23,181,338.02
  6. Step 6: Final answer
    x = 17,755,915.64

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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.