Home / 31,508,006.20-47,262,009.30-17,903,116.60

Finding the Fourth Proportional to 31,508,006.20, 47,262,009.30 and 17,903,116.60

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Solution

The fourth proportional to 31,508,006.20, 47,262,009.30 and 17,903,116.60 is: 26,854,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508,006.20 : 47,262,009.30 = 17,903,116.60 : x
  2. Step 2: Convert to fraction form
    31,508,006.20/47,262,009.30 = 17,903,116.60/x
  3. Step 3: Cross multiply
    31,508,006.20x = 47,262,009.30 × 17,903,116.60
  4. Step 4: Simplify right side
    31,508,006.20x = 846,137,263,248,184.38
  5. Step 5: Solve for x
    x = 846,137,263,248,184.38/31,508,006.20
  6. Step 6: Final answer
    x = 26,854,674.90

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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.