Home / 56,659,715.60-84,989,573.40-36,252,381.20

Finding the Fourth Proportional to 56,659,715.60, 84,989,573.40 and 36,252,381.20

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Solution

The fourth proportional to 56,659,715.60, 84,989,573.40 and 36,252,381.20 is: 54,378,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,659,715.60 : 84,989,573.40 = 36,252,381.20 : x
  2. Step 2: Convert to fraction form
    56,659,715.60/84,989,573.40 = 36,252,381.20/x
  3. Step 3: Cross multiply
    56,659,715.60x = 84,989,573.40 × 36,252,381.20
  4. Step 4: Simplify right side
    56,659,715.60x = 3,081,074,412,922,180.50
  5. Step 5: Solve for x
    x = 3,081,074,412,922,180.50/56,659,715.60
  6. Step 6: Final answer
    x = 54,378,571.80

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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.