Home / 31,588,747.34-47,377,128.02-15,398,415.50

Finding the Fourth Proportional to 31,588,747.34, 47,377,128.02 and 15,398,415.50

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Solution

The fourth proportional to 31,588,747.34, 47,377,128.02 and 15,398,415.50 is: 23,094,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588,747.34 : 47,377,128.02 = 15,398,415.50 : x
  2. Step 2: Convert to fraction form
    31,588,747.34/47,377,128.02 = 15,398,415.50/x
  3. Step 3: Cross multiply
    31,588,747.34x = 47,377,128.02 × 15,398,415.50
  4. Step 4: Simplify right side
    31,588,747.34x = 729,532,702,134,774.62
  5. Step 5: Solve for x
    x = 729,532,702,134,774.62/31,588,747.34
  6. Step 6: Final answer
    x = 23,094,701.87

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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.