Home / 67,409,856.80-101,114,785.20-56,063,117.60

Finding the Fourth Proportional to 67,409,856.80, 101,114,785.20 and 56,063,117.60

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Solution

The fourth proportional to 67,409,856.80, 101,114,785.20 and 56,063,117.60 is: 84,094,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,409,856.80 : 101,114,785.20 = 56,063,117.60 : x
  2. Step 2: Convert to fraction form
    67,409,856.80/101,114,785.20 = 56,063,117.60/x
  3. Step 3: Cross multiply
    67,409,856.80x = 101,114,785.20 × 56,063,117.60
  4. Step 4: Simplify right side
    67,409,856.80x = 5,668,810,093,766,340
  5. Step 5: Solve for x
    x = 5,668,810,093,766,340/67,409,856.80
  6. Step 6: Final answer
    x = 84,094,676.40

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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.