Home / 6,381,275.02-8,806,187.10-3,480,728.20

Finding the Fourth Proportional to 6,381,275.02, 8,806,187.10 and 3,480,728.20

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Solution

The fourth proportional to 6,381,275.02, 8,806,187.10 and 3,480,728.20 is: 4,803,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,275.02 : 8,806,187.10 = 3,480,728.20 : x
  2. Step 2: Convert to fraction form
    6,381,275.02/8,806,187.10 = 3,480,728.20/x
  3. Step 3: Cross multiply
    6,381,275.02x = 8,806,187.10 × 3,480,728.20
  4. Step 4: Simplify right side
    6,381,275.02x = 30,651,943,773,446.22
  5. Step 5: Solve for x
    x = 30,651,943,773,446.22/6,381,275.02
  6. Step 6: Final answer
    x = 4,803,419.96

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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.