Home / 67,140,133.60-100,710,200.40-21,734,514.40

Finding the Fourth Proportional to 67,140,133.60, 100,710,200.40 and 21,734,514.40

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Solution

The fourth proportional to 67,140,133.60, 100,710,200.40 and 21,734,514.40 is: 32,601,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,140,133.60 : 100,710,200.40 = 21,734,514.40 : x
  2. Step 2: Convert to fraction form
    67,140,133.60/100,710,200.40 = 21,734,514.40/x
  3. Step 3: Cross multiply
    67,140,133.60x = 100,710,200.40 × 21,734,514.40
  4. Step 4: Simplify right side
    67,140,133.60x = 2,188,887,300,820,685.75
  5. Step 5: Solve for x
    x = 2,188,887,300,820,685.75/67,140,133.60
  6. Step 6: Final answer
    x = 32,601,771.60

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1.5x scale

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.