Home / 18,248,069.61-27,357,489.59-9,145,494.54

Finding the Fourth Proportional to 18,248,069.61, 27,357,489.59 and 9,145,494.54

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Solution

The fourth proportional to 18,248,069.61, 27,357,489.59 and 9,145,494.54 is: 13,710,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248,069.61 : 27,357,489.59 = 9,145,494.54 : x
  2. Step 2: Convert to fraction form
    18,248,069.61/27,357,489.59 = 9,145,494.54/x
  3. Step 3: Cross multiply
    18,248,069.61x = 27,357,489.59 × 9,145,494.54
  4. Step 4: Simplify right side
    18,248,069.61x = 250,197,771,627,724.34
  5. Step 5: Solve for x
    x = 250,197,771,627,724.34/18,248,069.61
  6. Step 6: Final answer
    x = 13,710,917.21

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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.