Home / 61,945,878.94-92,912,763.93-18,815,456.86

Finding the Fourth Proportional to 61,945,878.94, 92,912,763.93 and 18,815,456.86

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Solution

The fourth proportional to 61,945,878.94, 92,912,763.93 and 18,815,456.86 is: 28,221,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,945,878.94 : 92,912,763.93 = 18,815,456.86 : x
  2. Step 2: Convert to fraction form
    61,945,878.94/92,912,763.93 = 18,815,456.86/x
  3. Step 3: Cross multiply
    61,945,878.94x = 92,912,763.93 × 18,815,456.86
  4. Step 4: Simplify right side
    61,945,878.94x = 1,748,196,101,468,279.25
  5. Step 5: Solve for x
    x = 1,748,196,101,468,279.25/61,945,878.94
  6. Step 6: Final answer
    x = 28,221,346.30

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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.