Home / 57,482,783.20-86,224,174.80-53,325,733.60

Finding the Fourth Proportional to 57,482,783.20, 86,224,174.80 and 53,325,733.60

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Solution

The fourth proportional to 57,482,783.20, 86,224,174.80 and 53,325,733.60 is: 79,988,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,482,783.20 : 86,224,174.80 = 53,325,733.60 : x
  2. Step 2: Convert to fraction form
    57,482,783.20/86,224,174.80 = 53,325,733.60/x
  3. Step 3: Cross multiply
    57,482,783.20x = 86,224,174.80 × 53,325,733.60
  4. Step 4: Simplify right side
    57,482,783.20x = 4,597,967,375,264,633
  5. Step 5: Solve for x
    x = 4,597,967,375,264,633/57,482,783.20
  6. Step 6: Final answer
    x = 79,988,600.40

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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.