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Finding the Fourth Proportional to 6,298,266.40, 9,440,948.40 and 3,098,471.20

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Solution

The fourth proportional to 6,298,266.40, 9,440,948.40 and 3,098,471.20 is: 4,644,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,266.40 : 9,440,948.40 = 3,098,471.20 : x
  2. Step 2: Convert to fraction form
    6,298,266.40/9,440,948.40 = 3,098,471.20/x
  3. Step 3: Cross multiply
    6,298,266.40x = 9,440,948.40 × 3,098,471.20
  4. Step 4: Simplify right side
    6,298,266.40x = 29,252,506,718,086.08
  5. Step 5: Solve for x
    x = 29,252,506,718,086.08/6,298,266.40
  6. Step 6: Final answer
    x = 4,644,533.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.