Home / 15,144,667.20-20,897,173.44-8,948,851.20

Finding the Fourth Proportional to 15,144,667.20, 20,897,173.44 and 8,948,851.20

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Solution

The fourth proportional to 15,144,667.20, 20,897,173.44 and 8,948,851.20 is: 12,347,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144,667.20 : 20,897,173.44 = 8,948,851.20 : x
  2. Step 2: Convert to fraction form
    15,144,667.20/20,897,173.44 = 8,948,851.20/x
  3. Step 3: Cross multiply
    15,144,667.20x = 20,897,173.44 × 8,948,851.20
  4. Step 4: Simplify right side
    15,144,667.20x = 187,005,695,615,152.12
  5. Step 5: Solve for x
    x = 187,005,695,615,152.12/15,144,667.20
  6. Step 6: Final answer
    x = 12,347,956.75

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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.