Home / 31,592,947.16-47,391,257.82-8,875,615.88

Finding the Fourth Proportional to 31,592,947.16, 47,391,257.82 and 8,875,615.88

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Solution

The fourth proportional to 31,592,947.16, 47,391,257.82 and 8,875,615.88 is: 13,313,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,947.16 : 47,391,257.82 = 8,875,615.88 : x
  2. Step 2: Convert to fraction form
    31,592,947.16/47,391,257.82 = 8,875,615.88/x
  3. Step 3: Cross multiply
    31,592,947.16x = 47,391,257.82 × 8,875,615.88
  4. Step 4: Simplify right side
    31,592,947.16x = 420,626,600,480,366.25
  5. Step 5: Solve for x
    x = 420,626,600,480,366.25/31,592,947.16
  6. Step 6: Final answer
    x = 13,313,939.92

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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.