Home / 18,048,488.42-27,070,069.34-5,265,560.90

Finding the Fourth Proportional to 18,048,488.42, 27,070,069.34 and 5,265,560.90

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Solution

The fourth proportional to 18,048,488.42, 27,070,069.34 and 5,265,560.90 is: 7,897,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048,488.42 : 27,070,069.34 = 5,265,560.90 : x
  2. Step 2: Convert to fraction form
    18,048,488.42/27,070,069.34 = 5,265,560.90/x
  3. Step 3: Cross multiply
    18,048,488.42x = 27,070,069.34 × 5,265,560.90
  4. Step 4: Simplify right side
    18,048,488.42x = 142,539,098,676,992.81
  5. Step 5: Solve for x
    x = 142,539,098,676,992.81/18,048,488.42
  6. Step 6: Final answer
    x = 7,897,564.35

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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.