Home / 53,252,565.55-73,482,942.10-30,921,186.38

Finding the Fourth Proportional to 53,252,565.55, 73,482,942.10 and 30,921,186.38

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Solution

The fourth proportional to 53,252,565.55, 73,482,942.10 and 30,921,186.38 is: 42,667,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252,565.55 : 73,482,942.10 = 30,921,186.38 : x
  2. Step 2: Convert to fraction form
    53,252,565.55/73,482,942.10 = 30,921,186.38/x
  3. Step 3: Cross multiply
    53,252,565.55x = 73,482,942.10 × 30,921,186.38
  4. Step 4: Simplify right side
    53,252,565.55x = 2,272,179,748,555,353.50
  5. Step 5: Solve for x
    x = 2,272,179,748,555,353.50/53,252,565.55
  6. Step 6: Final answer
    x = 42,667,986.51

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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.