Home / 18,193,433.67-25,109,140.29-10,354,851.84

Finding the Fourth Proportional to 18,193,433.67, 25,109,140.29 and 10,354,851.84

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Solution

The fourth proportional to 18,193,433.67, 25,109,140.29 and 10,354,851.84 is: 14,290,948.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,433.67 : 25,109,140.29 = 10,354,851.84 : x
  2. Step 2: Convert to fraction form
    18,193,433.67/25,109,140.29 = 10,354,851.84/x
  3. Step 3: Cross multiply
    18,193,433.67x = 25,109,140.29 × 10,354,851.84
  4. Step 4: Simplify right side
    18,193,433.67x = 260,001,427,532,724.62
  5. Step 5: Solve for x
    x = 260,001,427,532,724.62/18,193,433.67
  6. Step 6: Final answer
    x = 14,290,948.72

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Double scale
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1.5x scale

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.