Home / 51,678,690.12-77,513,964.48-22,531,841.28

Finding the Fourth Proportional to 51,678,690.12, 77,513,964.48 and 22,531,841.28

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Solution

The fourth proportional to 51,678,690.12, 77,513,964.48 and 22,531,841.28 is: 33,795,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,678,690.12 : 77,513,964.48 = 22,531,841.28 : x
  2. Step 2: Convert to fraction form
    51,678,690.12/77,513,964.48 = 22,531,841.28/x
  3. Step 3: Cross multiply
    51,678,690.12x = 77,513,964.48 × 22,531,841.28
  4. Step 4: Simplify right side
    51,678,690.12x = 1,746,532,344,646,918
  5. Step 5: Solve for x
    x = 1,746,532,344,646,918/51,678,690.12
  6. Step 6: Final answer
    x = 33,795,987.10

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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.