Home / 11,216,330.31-16,817,769.39-5,143,454.34

Finding the Fourth Proportional to 11,216,330.31, 16,817,769.39 and 5,143,454.34

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Solution

The fourth proportional to 11,216,330.31, 16,817,769.39 and 5,143,454.34 is: 7,712,097.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216,330.31 : 16,817,769.39 = 5,143,454.34 : x
  2. Step 2: Convert to fraction form
    11,216,330.31/16,817,769.39 = 5,143,454.34/x
  3. Step 3: Cross multiply
    11,216,330.31x = 16,817,769.39 × 5,143,454.34
  4. Step 4: Simplify right side
    11,216,330.31x = 86,501,428,958,114.66
  5. Step 5: Solve for x
    x = 86,501,428,958,114.66/11,216,330.31
  6. Step 6: Final answer
    x = 7,712,097.14

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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.