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Finding the Fourth Proportional to 7,357,557.54, 11,105,447.88 and 7,357,557.54

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Solution

The fourth proportional to 7,357,557.54, 11,105,447.88 and 7,357,557.54 is: 11,105,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357,557.54 : 11,105,447.88 = 7,357,557.54 : x
  2. Step 2: Convert to fraction form
    7,357,557.54/11,105,447.88 = 7,357,557.54/x
  3. Step 3: Cross multiply
    7,357,557.54x = 11,105,447.88 × 7,357,557.54
  4. Step 4: Simplify right side
    7,357,557.54x = 81,708,971,784,571.02
  5. Step 5: Solve for x
    x = 81,708,971,784,571.02/7,357,557.54
  6. Step 6: Final answer
    x = 11,105,447.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.