Home / 52,663,420.20-78,888,842.10-29,917,745.40

Finding the Fourth Proportional to 52,663,420.20, 78,888,842.10 and 29,917,745.40

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Solution

The fourth proportional to 52,663,420.20, 78,888,842.10 and 29,917,745.40 is: 44,816,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,663,420.20 : 78,888,842.10 = 29,917,745.40 : x
  2. Step 2: Convert to fraction form
    52,663,420.20/78,888,842.10 = 29,917,745.40/x
  3. Step 3: Cross multiply
    52,663,420.20x = 78,888,842.10 × 29,917,745.40
  4. Step 4: Simplify right side
    52,663,420.20x = 2,360,176,292,848,601
  5. Step 5: Solve for x
    x = 2,360,176,292,848,601/52,663,420.20
  6. Step 6: Final answer
    x = 44,816,236.47

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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.