Home / 31,829,108.59-47,709,671.14-18,152,806.61

Finding the Fourth Proportional to 31,829,108.59, 47,709,671.14 and 18,152,806.61

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Solution

The fourth proportional to 31,829,108.59, 47,709,671.14 and 18,152,806.61 is: 27,209,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829,108.59 : 47,709,671.14 = 18,152,806.61 : x
  2. Step 2: Convert to fraction form
    31,829,108.59/47,709,671.14 = 18,152,806.61/x
  3. Step 3: Cross multiply
    31,829,108.59x = 47,709,671.14 × 18,152,806.61
  4. Step 4: Simplify right side
    31,829,108.59x = 866,064,433,402,606.88
  5. Step 5: Solve for x
    x = 866,064,433,402,606.88/31,829,108.59
  6. Step 6: Final answer
    x = 27,209,823.70

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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.