Home / 82,574,586.20-113,953,340.45-45,407,263.41

Finding the Fourth Proportional to 82,574,586.20, 113,953,340.45 and 45,407,263.41

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Solution

The fourth proportional to 82,574,586.20, 113,953,340.45 and 45,407,263.41 is: 62,662,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,586.20 : 113,953,340.45 = 45,407,263.41 : x
  2. Step 2: Convert to fraction form
    82,574,586.20/113,953,340.45 = 45,407,263.41/x
  3. Step 3: Cross multiply
    82,574,586.20x = 113,953,340.45 × 45,407,263.41
  4. Step 4: Simplify right side
    82,574,586.20x = 5,174,309,346,262,558
  5. Step 5: Solve for x
    x = 5,174,309,346,262,558/82,574,586.20
  6. Step 6: Final answer
    x = 62,662,249.78

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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.