Home / 52,156,923.90-78,245,883.45-18,071,216.70

Finding the Fourth Proportional to 52,156,923.90, 78,245,883.45 and 18,071,216.70

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Solution

The fourth proportional to 52,156,923.90, 78,245,883.45 and 18,071,216.70 is: 27,110,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,156,923.90 : 78,245,883.45 = 18,071,216.70 : x
  2. Step 2: Convert to fraction form
    52,156,923.90/78,245,883.45 = 18,071,216.70/x
  3. Step 3: Cross multiply
    52,156,923.90x = 78,245,883.45 × 18,071,216.70
  4. Step 4: Simplify right side
    52,156,923.90x = 1,413,998,315,707,893.50
  5. Step 5: Solve for x
    x = 1,413,998,315,707,893.50/52,156,923.90
  6. Step 6: Final answer
    x = 27,110,462.24

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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.