Home / 67,183,639.20-100,700,809.20-36,913,226.40

Finding the Fourth Proportional to 67,183,639.20, 100,700,809.20 and 36,913,226.40

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Solution

The fourth proportional to 67,183,639.20, 100,700,809.20 and 36,913,226.40 is: 55,328,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,183,639.20 : 100,700,809.20 = 36,913,226.40 : x
  2. Step 2: Convert to fraction form
    67,183,639.20/100,700,809.20 = 36,913,226.40/x
  3. Step 3: Cross multiply
    67,183,639.20x = 100,700,809.20 × 36,913,226.40
  4. Step 4: Simplify right side
    67,183,639.20x = 3,717,191,768,662,803
  5. Step 5: Solve for x
    x = 3,717,191,768,662,803/67,183,639.20
  6. Step 6: Final answer
    x = 55,328,824.29

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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.