Home / 15,048,781.63-20,766,623.60-8,522,457.80

Finding the Fourth Proportional to 15,048,781.63, 20,766,623.60 and 8,522,457.80

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Solution

The fourth proportional to 15,048,781.63, 20,766,623.60 and 8,522,457.80 is: 11,760,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,781.63 : 20,766,623.60 = 8,522,457.80 : x
  2. Step 2: Convert to fraction form
    15,048,781.63/20,766,623.60 = 8,522,457.80/x
  3. Step 3: Cross multiply
    15,048,781.63x = 20,766,623.60 × 8,522,457.80
  4. Step 4: Simplify right side
    15,048,781.63x = 176,982,673,196,957.09
  5. Step 5: Solve for x
    x = 176,982,673,196,957.09/15,048,781.63
  6. Step 6: Final answer
    x = 11,760,598.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.