Home / 15,872,000.80-23,808,001.20-8,301,287.20

Finding the Fourth Proportional to 15,872,000.80, 23,808,001.20 and 8,301,287.20

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Solution

The fourth proportional to 15,872,000.80, 23,808,001.20 and 8,301,287.20 is: 12,451,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872,000.80 : 23,808,001.20 = 8,301,287.20 : x
  2. Step 2: Convert to fraction form
    15,872,000.80/23,808,001.20 = 8,301,287.20/x
  3. Step 3: Cross multiply
    15,872,000.80x = 23,808,001.20 × 8,301,287.20
  4. Step 4: Simplify right side
    15,872,000.80x = 197,637,055,619,144.62
  5. Step 5: Solve for x
    x = 197,637,055,619,144.62/15,872,000.80
  6. Step 6: Final answer
    x = 12,451,930.80

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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.