Home / 15,032,561.27-20,745,394.20-8,836,471.10

Finding the Fourth Proportional to 15,032,561.27, 20,745,394.20 and 8,836,471.10

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Solution

The fourth proportional to 15,032,561.27, 20,745,394.20 and 8,836,471.10 is: 12,194,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032,561.27 : 20,745,394.20 = 8,836,471.10 : x
  2. Step 2: Convert to fraction form
    15,032,561.27/20,745,394.20 = 8,836,471.10/x
  3. Step 3: Cross multiply
    15,032,561.27x = 20,745,394.20 × 8,836,471.10
  4. Step 4: Simplify right side
    15,032,561.27x = 183,316,076,158,498.31
  5. Step 5: Solve for x
    x = 183,316,076,158,498.31/15,032,561.27
  6. Step 6: Final answer
    x = 12,194,600.30

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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.