Home / 15,115,937.60-22,673,906.40-8,289,873.20

Finding the Fourth Proportional to 15,115,937.60, 22,673,906.40 and 8,289,873.20

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Solution

The fourth proportional to 15,115,937.60, 22,673,906.40 and 8,289,873.20 is: 12,434,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115,937.60 : 22,673,906.40 = 8,289,873.20 : x
  2. Step 2: Convert to fraction form
    15,115,937.60/22,673,906.40 = 8,289,873.20/x
  3. Step 3: Cross multiply
    15,115,937.60x = 22,673,906.40 × 8,289,873.20
  4. Step 4: Simplify right side
    15,115,937.60x = 187,963,809,004,668.47
  5. Step 5: Solve for x
    x = 187,963,809,004,668.47/15,115,937.60
  6. Step 6: Final answer
    x = 12,434,809.80

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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.