Home / 7,908,557.11-11,862,724.79-3,116,287.89

Finding the Fourth Proportional to 7,908,557.11, 11,862,724.79 and 3,116,287.89

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Solution

The fourth proportional to 7,908,557.11, 11,862,724.79 and 3,116,287.89 is: 4,674,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,557.11 : 11,862,724.79 = 3,116,287.89 : x
  2. Step 2: Convert to fraction form
    7,908,557.11/11,862,724.79 = 3,116,287.89/x
  3. Step 3: Cross multiply
    7,908,557.11x = 11,862,724.79 × 3,116,287.89
  4. Step 4: Simplify right side
    7,908,557.11x = 36,967,665,613,270.52
  5. Step 5: Solve for x
    x = 36,967,665,613,270.52/7,908,557.11
  6. Step 6: Final answer
    x = 4,674,388.15

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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.