Home / 69,704,838.10-104,557,257.15-40,964,742.10

Finding the Fourth Proportional to 69,704,838.10, 104,557,257.15 and 40,964,742.10

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Solution

The fourth proportional to 69,704,838.10, 104,557,257.15 and 40,964,742.10 is: 61,447,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,704,838.10 : 104,557,257.15 = 40,964,742.10 : x
  2. Step 2: Convert to fraction form
    69,704,838.10/104,557,257.15 = 40,964,742.10/x
  3. Step 3: Cross multiply
    69,704,838.10x = 104,557,257.15 × 40,964,742.10
  4. Step 4: Simplify right side
    69,704,838.10x = 4,283,161,073,833,131.50
  5. Step 5: Solve for x
    x = 4,283,161,073,833,131.50/69,704,838.10
  6. Step 6: Final answer
    x = 61,447,113.15

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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.