Home / 52,193,948.67-72,025,657.25-28,990,563.93

Finding the Fourth Proportional to 52,193,948.67, 72,025,657.25 and 28,990,563.93

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Solution

The fourth proportional to 52,193,948.67, 72,025,657.25 and 28,990,563.93 is: 40,005,871.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,193,948.67 : 72,025,657.25 = 28,990,563.93 : x
  2. Step 2: Convert to fraction form
    52,193,948.67/72,025,657.25 = 28,990,563.93/x
  3. Step 3: Cross multiply
    52,193,948.67x = 72,025,657.25 × 28,990,563.93
  4. Step 4: Simplify right side
    52,193,948.67x = 2,088,064,420,961,440.25
  5. Step 5: Solve for x
    x = 2,088,064,420,961,440.25/52,193,948.67
  6. Step 6: Final answer
    x = 40,005,871.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.