Home / 13,925,359.22-19,216,691.51-7,730,043.84

Finding the Fourth Proportional to 13,925,359.22, 19,216,691.51 and 7,730,043.84

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Solution

The fourth proportional to 13,925,359.22, 19,216,691.51 and 7,730,043.84 is: 10,667,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,359.22 : 19,216,691.51 = 7,730,043.84 : x
  2. Step 2: Convert to fraction form
    13,925,359.22/19,216,691.51 = 7,730,043.84/x
  3. Step 3: Cross multiply
    13,925,359.22x = 19,216,691.51 × 7,730,043.84
  4. Step 4: Simplify right side
    13,925,359.22x = 148,545,867,793,405.56
  5. Step 5: Solve for x
    x = 148,545,867,793,405.56/13,925,359.22
  6. Step 6: Final answer
    x = 10,667,291.63

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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.