Home / 69,977,114.70-104,965,672.05-39,366,113.10

Finding the Fourth Proportional to 69,977,114.70, 104,965,672.05 and 39,366,113.10

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Solution

The fourth proportional to 69,977,114.70, 104,965,672.05 and 39,366,113.10 is: 59,049,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977,114.70 : 104,965,672.05 = 39,366,113.10 : x
  2. Step 2: Convert to fraction form
    69,977,114.70/104,965,672.05 = 39,366,113.10/x
  3. Step 3: Cross multiply
    69,977,114.70x = 104,965,672.05 × 39,366,113.10
  4. Step 4: Simplify right side
    69,977,114.70x = 4,132,090,517,537,809
  5. Step 5: Solve for x
    x = 4,132,090,517,537,809/69,977,114.70
  6. Step 6: Final answer
    x = 59,049,169.65

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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.