Home / 9,516,045.90-13,131,790.01-5,165,038.56

Finding the Fourth Proportional to 9,516,045.90, 13,131,790.01 and 5,165,038.56

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Solution

The fourth proportional to 9,516,045.90, 13,131,790.01 and 5,165,038.56 is: 7,127,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,045.90 : 13,131,790.01 = 5,165,038.56 : x
  2. Step 2: Convert to fraction form
    9,516,045.90/13,131,790.01 = 5,165,038.56/x
  3. Step 3: Cross multiply
    9,516,045.90x = 13,131,790.01 × 5,165,038.56
  4. Step 4: Simplify right side
    9,516,045.90x = 67,826,201,737,647.59
  5. Step 5: Solve for x
    x = 67,826,201,737,647.59/9,516,045.90
  6. Step 6: Final answer
    x = 7,127,561.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.