Home / 43,002,336.71-64,178,627.52-40,086,591.46

Finding the Fourth Proportional to 43,002,336.71, 64,178,627.52 and 40,086,591.46

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Solution

The fourth proportional to 43,002,336.71, 64,178,627.52 and 40,086,591.46 is: 59,827,037.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,002,336.71 : 64,178,627.52 = 40,086,591.46 : x
  2. Step 2: Convert to fraction form
    43,002,336.71/64,178,627.52 = 40,086,591.46/x
  3. Step 3: Cross multiply
    43,002,336.71x = 64,178,627.52 × 40,086,591.46
  4. Step 4: Simplify right side
    43,002,336.71x = 2,572,702,421,622,144
  5. Step 5: Solve for x
    x = 2,572,702,421,622,144/43,002,336.71
  6. Step 6: Final answer
    x = 59,827,037.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.