Home / 55,901,401.20-83,856,038.40-31,651,945.20

Finding the Fourth Proportional to 55,901,401.20, 83,856,038.40 and 31,651,945.20

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Solution

The fourth proportional to 55,901,401.20, 83,856,038.40 and 31,651,945.20 is: 47,480,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901,401.20 : 83,856,038.40 = 31,651,945.20 : x
  2. Step 2: Convert to fraction form
    55,901,401.20/83,856,038.40 = 31,651,945.20/x
  3. Step 3: Cross multiply
    55,901,401.20x = 83,856,038.40 × 31,651,945.20
  4. Step 4: Simplify right side
    55,901,401.20x = 2,654,206,732,125,896
  5. Step 5: Solve for x
    x = 2,654,206,732,125,896/55,901,401.20
  6. Step 6: Final answer
    x = 47,480,146.74

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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.