Home / 8,428,627.08-11,630,254.16-5,119,199.15

Finding the Fourth Proportional to 8,428,627.08, 11,630,254.16 and 5,119,199.15

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Solution

The fourth proportional to 8,428,627.08, 11,630,254.16 and 5,119,199.15 is: 7,063,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,627.08 : 11,630,254.16 = 5,119,199.15 : x
  2. Step 2: Convert to fraction form
    8,428,627.08/11,630,254.16 = 5,119,199.15/x
  3. Step 3: Cross multiply
    8,428,627.08x = 11,630,254.16 × 5,119,199.15
  4. Step 4: Simplify right side
    8,428,627.08x = 59,537,587,126,408.69
  5. Step 5: Solve for x
    x = 59,537,587,126,408.69/8,428,627.08
  6. Step 6: Final answer
    x = 7,063,734.88

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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.