Home / 20,087,333.56-30,113,307.51-7,965,317.44

Finding the Fourth Proportional to 20,087,333.56, 30,113,307.51 and 7,965,317.44

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Solution

The fourth proportional to 20,087,333.56, 30,113,307.51 and 7,965,317.44 is: 11,940,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087,333.56 : 30,113,307.51 = 7,965,317.44 : x
  2. Step 2: Convert to fraction form
    20,087,333.56/30,113,307.51 = 7,965,317.44/x
  3. Step 3: Cross multiply
    20,087,333.56x = 30,113,307.51 × 7,965,317.44
  4. Step 4: Simplify right side
    20,087,333.56x = 239,862,053,485,486
  5. Step 5: Solve for x
    x = 239,862,053,485,486/20,087,333.56
  6. Step 6: Final answer
    x = 11,940,960.35

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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.