Home / 72,306,050.60-108,565,364.10-50,835,834.20

Finding the Fourth Proportional to 72,306,050.60, 108,565,364.10 and 50,835,834.20

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Solution

The fourth proportional to 72,306,050.60, 108,565,364.10 and 50,835,834.20 is: 76,328,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,306,050.60 : 108,565,364.10 = 50,835,834.20 : x
  2. Step 2: Convert to fraction form
    72,306,050.60/108,565,364.10 = 50,835,834.20/x
  3. Step 3: Cross multiply
    72,306,050.60x = 108,565,364.10 × 50,835,834.20
  4. Step 4: Simplify right side
    72,306,050.60x = 5,519,010,849,250,232
  5. Step 5: Solve for x
    x = 5,519,010,849,250,232/72,306,050.60
  6. Step 6: Final answer
    x = 76,328,478.79

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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.