Home / 87,984,709.60-132,024,303.60-36,871,895.20

Finding the Fourth Proportional to 87,984,709.60, 132,024,303.60 and 36,871,895.20

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Solution

The fourth proportional to 87,984,709.60, 132,024,303.60 and 36,871,895.20 is: 55,327,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,984,709.60 : 132,024,303.60 = 36,871,895.20 : x
  2. Step 2: Convert to fraction form
    87,984,709.60/132,024,303.60 = 36,871,895.20/x
  3. Step 3: Cross multiply
    87,984,709.60x = 132,024,303.60 × 36,871,895.20
  4. Step 4: Simplify right side
    87,984,709.60x = 4,867,986,286,192,183
  5. Step 5: Solve for x
    x = 4,867,986,286,192,183/87,984,709.60
  6. Step 6: Final answer
    x = 55,327,639.41

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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.