Home / 13,452,428.64-18,564,746.40-7,341,251.52

Finding the Fourth Proportional to 13,452,428.64, 18,564,746.40 and 7,341,251.52

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Solution

The fourth proportional to 13,452,428.64, 18,564,746.40 and 7,341,251.52 is: 10,131,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,428.64 : 18,564,746.40 = 7,341,251.52 : x
  2. Step 2: Convert to fraction form
    13,452,428.64/18,564,746.40 = 7,341,251.52/x
  3. Step 3: Cross multiply
    13,452,428.64x = 18,564,746.40 × 7,341,251.52
  4. Step 4: Simplify right side
    13,452,428.64x = 136,288,472,727,414.52
  5. Step 5: Solve for x
    x = 136,288,472,727,414.52/13,452,428.64
  6. Step 6: Final answer
    x = 10,131,142.59

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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.