Home / 52,584,699.56-78,878,656.24-18,040,616.77

Finding the Fourth Proportional to 52,584,699.56, 78,878,656.24 and 18,040,616.77

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Solution

The fourth proportional to 52,584,699.56, 78,878,656.24 and 18,040,616.77 is: 27,061,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,584,699.56 : 78,878,656.24 = 18,040,616.77 : x
  2. Step 2: Convert to fraction form
    52,584,699.56/78,878,656.24 = 18,040,616.77/x
  3. Step 3: Cross multiply
    52,584,699.56x = 78,878,656.24 × 18,040,616.77
  4. Step 4: Simplify right side
    52,584,699.56x = 1,423,019,608,558,409
  5. Step 5: Solve for x
    x = 1,423,019,608,558,409/52,584,699.56
  6. Step 6: Final answer
    x = 27,061,476.45

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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.