Home / 78,653,538.62-117,985,037.04-24,066,597.06

Finding the Fourth Proportional to 78,653,538.62, 117,985,037.04 and 24,066,597.06

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Solution

The fourth proportional to 78,653,538.62, 117,985,037.04 and 24,066,597.06 is: 36,101,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,653,538.62 : 117,985,037.04 = 24,066,597.06 : x
  2. Step 2: Convert to fraction form
    78,653,538.62/117,985,037.04 = 24,066,597.06/x
  3. Step 3: Cross multiply
    78,653,538.62x = 117,985,037.04 × 24,066,597.06
  4. Step 4: Simplify right side
    78,653,538.62x = 2,839,498,345,550,855
  5. Step 5: Solve for x
    x = 2,839,498,345,550,855/78,653,538.62
  6. Step 6: Final answer
    x = 36,101,342.61

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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.