Home / 73,712,278.40-101,722,249.92-40,672,826.24

Finding the Fourth Proportional to 73,712,278.40, 101,722,249.92 and 40,672,826.24

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Solution

The fourth proportional to 73,712,278.40, 101,722,249.92 and 40,672,826.24 is: 56,128,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,712,278.40 : 101,722,249.92 = 40,672,826.24 : x
  2. Step 2: Convert to fraction form
    73,712,278.40/101,722,249.92 = 40,672,826.24/x
  3. Step 3: Cross multiply
    73,712,278.40x = 101,722,249.92 × 40,672,826.24
  4. Step 4: Simplify right side
    73,712,278.40x = 4,137,331,395,738,014
  5. Step 5: Solve for x
    x = 4,137,331,395,738,014/73,712,278.40
  6. Step 6: Final answer
    x = 56,128,117.13

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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.