Home / 7,398,806.70-11,098,268.48-2,605,398.42

Finding the Fourth Proportional to 7,398,806.70, 11,098,268.48 and 2,605,398.42

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Solution

The fourth proportional to 7,398,806.70, 11,098,268.48 and 2,605,398.42 is: 3,908,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,806.70 : 11,098,268.48 = 2,605,398.42 : x
  2. Step 2: Convert to fraction form
    7,398,806.70/11,098,268.48 = 2,605,398.42/x
  3. Step 3: Cross multiply
    7,398,806.70x = 11,098,268.48 × 2,605,398.42
  4. Step 4: Simplify right side
    7,398,806.70x = 28,915,411,162,527.80
  5. Step 5: Solve for x
    x = 28,915,411,162,527.80/7,398,806.70
  6. Step 6: Final answer
    x = 3,908,118.21

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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.