Home / 12,429,826.65-17,154,023.06-7,535,255.04

Finding the Fourth Proportional to 12,429,826.65, 17,154,023.06 and 7,535,255.04

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Solution

The fourth proportional to 12,429,826.65, 17,154,023.06 and 7,535,255.04 is: 10,399,174.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,429,826.65 : 17,154,023.06 = 7,535,255.04 : x
  2. Step 2: Convert to fraction form
    12,429,826.65/17,154,023.06 = 7,535,255.04/x
  3. Step 3: Cross multiply
    12,429,826.65x = 17,154,023.06 × 7,535,255.04
  4. Step 4: Simplify right side
    12,429,826.65x = 129,259,938,737,979.36
  5. Step 5: Solve for x
    x = 129,259,938,737,979.36/12,429,826.65
  6. Step 6: Final answer
    x = 10,399,174.69

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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.