Home / 12,358,901.70-18,538,352.55-3,841,848.90

Finding the Fourth Proportional to 12,358,901.70, 18,538,352.55 and 3,841,848.90

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Solution

The fourth proportional to 12,358,901.70, 18,538,352.55 and 3,841,848.90 is: 5,762,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,901.70 : 18,538,352.55 = 3,841,848.90 : x
  2. Step 2: Convert to fraction form
    12,358,901.70/18,538,352.55 = 3,841,848.90/x
  3. Step 3: Cross multiply
    12,358,901.70x = 18,538,352.55 × 3,841,848.90
  4. Step 4: Simplify right side
    12,358,901.70x = 71,221,549,352,029.70
  5. Step 5: Solve for x
    x = 71,221,549,352,029.70/12,358,901.70
  6. Step 6: Final answer
    x = 5,762,773.35

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Similar ratio
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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.