Home / 31,604,540.48-47,406,871.70-12,182,912.36

Finding the Fourth Proportional to 31,604,540.48, 47,406,871.70 and 12,182,912.36

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Solution

The fourth proportional to 31,604,540.48, 47,406,871.70 and 12,182,912.36 is: 18,274,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,540.48 : 47,406,871.70 = 12,182,912.36 : x
  2. Step 2: Convert to fraction form
    31,604,540.48/47,406,871.70 = 12,182,912.36/x
  3. Step 3: Cross multiply
    31,604,540.48x = 47,406,871.70 × 12,182,912.36
  4. Step 4: Simplify right side
    31,604,540.48x = 577,553,762,884,915.38
  5. Step 5: Solve for x
    x = 577,553,762,884,915.38/31,604,540.48
  6. Step 6: Final answer
    x = 18,274,392.04

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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.