Home / 15,673,839.60-23,510,759.40-12,445,335.53

Finding the Fourth Proportional to 15,673,839.60, 23,510,759.40 and 12,445,335.53

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Solution

The fourth proportional to 15,673,839.60, 23,510,759.40 and 12,445,335.53 is: 18,668,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,839.60 : 23,510,759.40 = 12,445,335.53 : x
  2. Step 2: Convert to fraction form
    15,673,839.60/23,510,759.40 = 12,445,335.53/x
  3. Step 3: Cross multiply
    15,673,839.60x = 23,510,759.40 × 12,445,335.53
  4. Step 4: Simplify right side
    15,673,839.60x = 292,599,289,180,547.69
  5. Step 5: Solve for x
    x = 292,599,289,180,547.69/15,673,839.60
  6. Step 6: Final answer
    x = 18,668,003.29

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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.