Home / 6,220,402.29-8,564,619.76-5,288,275.89

Finding the Fourth Proportional to 6,220,402.29, 8,564,619.76 and 5,288,275.89

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Solution

The fourth proportional to 6,220,402.29, 8,564,619.76 and 5,288,275.89 is: 7,281,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,402.29 : 8,564,619.76 = 5,288,275.89 : x
  2. Step 2: Convert to fraction form
    6,220,402.29/8,564,619.76 = 5,288,275.89/x
  3. Step 3: Cross multiply
    6,220,402.29x = 8,564,619.76 × 5,288,275.89
  4. Step 4: Simplify right side
    6,220,402.29x = 45,292,072,170,604.90
  5. Step 5: Solve for x
    x = 45,292,072,170,604.90/6,220,402.29
  6. Step 6: Final answer
    x = 7,281,212.70

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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.