Home / 42,768,200.40-64,105,061.40-23,612,704.80

Finding the Fourth Proportional to 42,768,200.40, 64,105,061.40 and 23,612,704.80

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Solution

The fourth proportional to 42,768,200.40, 64,105,061.40 and 23,612,704.80 is: 35,392,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,200.40 : 64,105,061.40 = 23,612,704.80 : x
  2. Step 2: Convert to fraction form
    42,768,200.40/64,105,061.40 = 23,612,704.80/x
  3. Step 3: Cross multiply
    42,768,200.40x = 64,105,061.40 × 23,612,704.80
  4. Step 4: Simplify right side
    42,768,200.40x = 1,513,693,891,024,074.75
  5. Step 5: Solve for x
    x = 1,513,693,891,024,074.75/42,768,200.40
  6. Step 6: Final answer
    x = 35,392,976.02

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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.