Home / 6,918,552.20-9,547,620.56-3,862,875.80

Finding the Fourth Proportional to 6,918,552.20, 9,547,620.56 and 3,862,875.80

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Solution

The fourth proportional to 6,918,552.20, 9,547,620.56 and 3,862,875.80 is: 5,330,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,552.20 : 9,547,620.56 = 3,862,875.80 : x
  2. Step 2: Convert to fraction form
    6,918,552.20/9,547,620.56 = 3,862,875.80/x
  3. Step 3: Cross multiply
    6,918,552.20x = 9,547,620.56 × 3,862,875.80
  4. Step 4: Simplify right side
    6,918,552.20x = 36,881,272,408,806.45
  5. Step 5: Solve for x
    x = 36,881,272,408,806.45/6,918,552.20
  6. Step 6: Final answer
    x = 5,330,778.95

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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.