Home / 40,320,040.40-60,480,060.60-36,812,529.80

Finding the Fourth Proportional to 40,320,040.40, 60,480,060.60 and 36,812,529.80

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Solution

The fourth proportional to 40,320,040.40, 60,480,060.60 and 36,812,529.80 is: 55,218,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320,040.40 : 60,480,060.60 = 36,812,529.80 : x
  2. Step 2: Convert to fraction form
    40,320,040.40/60,480,060.60 = 36,812,529.80/x
  3. Step 3: Cross multiply
    40,320,040.40x = 60,480,060.60 × 36,812,529.80
  4. Step 4: Simplify right side
    40,320,040.40x = 2,226,424,033,143,305.75
  5. Step 5: Solve for x
    x = 2,226,424,033,143,305.75/40,320,040.40
  6. Step 6: Final answer
    x = 55,218,794.70

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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.