Home / 73,712,271.40-101,722,240.26-40,672,819.24

Finding the Fourth Proportional to 73,712,271.40, 101,722,240.26 and 40,672,819.24

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Solution

The fourth proportional to 73,712,271.40, 101,722,240.26 and 40,672,819.24 is: 56,128,107.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,712,271.40 : 101,722,240.26 = 40,672,819.24 : x
  2. Step 2: Convert to fraction form
    73,712,271.40/101,722,240.26 = 40,672,819.24/x
  3. Step 3: Cross multiply
    73,712,271.40x = 101,722,240.26 × 40,672,819.24
  4. Step 4: Simplify right side
    73,712,271.40x = 4,137,330,290,782,831
  5. Step 5: Solve for x
    x = 4,137,330,290,782,831/73,712,271.40
  6. Step 6: Final answer
    x = 56,128,107.47

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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.