Home / 66,010,418.05-99,015,543.64-25,069,780.93

Finding the Fourth Proportional to 66,010,418.05, 99,015,543.64 and 25,069,780.93

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Solution

The fourth proportional to 66,010,418.05, 99,015,543.64 and 25,069,780.93 is: 37,604,639.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010,418.05 : 99,015,543.64 = 25,069,780.93 : x
  2. Step 2: Convert to fraction form
    66,010,418.05/99,015,543.64 = 25,069,780.93/x
  3. Step 3: Cross multiply
    66,010,418.05x = 99,015,543.64 × 25,069,780.93
  4. Step 4: Simplify right side
    66,010,418.05x = 2,482,297,987,719,655
  5. Step 5: Solve for x
    x = 2,482,297,987,719,655/66,010,418.05
  6. Step 6: Final answer
    x = 37,604,639.71

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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.