Home / 5,023,019.76-6,931,719.09-2,731,180.92

Finding the Fourth Proportional to 5,023,019.76, 6,931,719.09 and 2,731,180.92

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Solution

The fourth proportional to 5,023,019.76, 6,931,719.09 and 2,731,180.92 is: 3,769,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023,019.76 : 6,931,719.09 = 2,731,180.92 : x
  2. Step 2: Convert to fraction form
    5,023,019.76/6,931,719.09 = 2,731,180.92/x
  3. Step 3: Cross multiply
    5,023,019.76x = 6,931,719.09 × 2,731,180.92
  4. Step 4: Simplify right side
    5,023,019.76x = 18,931,778,921,407.76
  5. Step 5: Solve for x
    x = 18,931,778,921,407.76/5,023,019.76
  6. Step 6: Final answer
    x = 3,769,003.47

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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.