Home / 31,838,037.64-43,936,640.76-18,087,756.28

Finding the Fourth Proportional to 31,838,037.64, 43,936,640.76 and 18,087,756.28

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Solution

The fourth proportional to 31,838,037.64, 43,936,640.76 and 18,087,756.28 is: 24,961,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,838,037.64 : 43,936,640.76 = 18,087,756.28 : x
  2. Step 2: Convert to fraction form
    31,838,037.64/43,936,640.76 = 18,087,756.28/x
  3. Step 3: Cross multiply
    31,838,037.64x = 43,936,640.76 × 18,087,756.28
  4. Step 4: Simplify right side
    31,838,037.64x = 794,715,249,828,794
  5. Step 5: Solve for x
    x = 794,715,249,828,794/31,838,037.64
  6. Step 6: Final answer
    x = 24,961,188.21

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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.