Home / 25,615,275.36-38,420,073.28-6,446,037.60

Finding the Fourth Proportional to 25,615,275.36, 38,420,073.28 and 6,446,037.60

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Solution

The fourth proportional to 25,615,275.36, 38,420,073.28 and 6,446,037.60 is: 9,668,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615,275.36 : 38,420,073.28 = 6,446,037.60 : x
  2. Step 2: Convert to fraction form
    25,615,275.36/38,420,073.28 = 6,446,037.60/x
  3. Step 3: Cross multiply
    25,615,275.36x = 38,420,073.28 × 6,446,037.60
  4. Step 4: Simplify right side
    25,615,275.36x = 247,657,236,957,635.31
  5. Step 5: Solve for x
    x = 247,657,236,957,635.31/25,615,275.36
  6. Step 6: Final answer
    x = 9,668,341.78

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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.