Home / 4,971,630.29-6,861,793.10-3,111,908.76

Finding the Fourth Proportional to 4,971,630.29, 6,861,793.10 and 3,111,908.76

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Solution

The fourth proportional to 4,971,630.29, 6,861,793.10 and 3,111,908.76 is: 4,295,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,630.29 : 6,861,793.10 = 3,111,908.76 : x
  2. Step 2: Convert to fraction form
    4,971,630.29/6,861,793.10 = 3,111,908.76/x
  3. Step 3: Cross multiply
    4,971,630.29x = 6,861,793.10 × 3,111,908.76
  4. Step 4: Simplify right side
    4,971,630.29x = 21,353,274,041,638.01
  5. Step 5: Solve for x
    x = 21,353,274,041,638.01/4,971,630.29
  6. Step 6: Final answer
    x = 4,295,024.53

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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.