Home / 15,511,019.60-23,266,529.40-13,119,535.10

Finding the Fourth Proportional to 15,511,019.60, 23,266,529.40 and 13,119,535.10

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Solution

The fourth proportional to 15,511,019.60, 23,266,529.40 and 13,119,535.10 is: 19,679,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511,019.60 : 23,266,529.40 = 13,119,535.10 : x
  2. Step 2: Convert to fraction form
    15,511,019.60/23,266,529.40 = 13,119,535.10/x
  3. Step 3: Cross multiply
    15,511,019.60x = 23,266,529.40 × 13,119,535.10
  4. Step 4: Simplify right side
    15,511,019.60x = 305,246,049,118,481.94
  5. Step 5: Solve for x
    x = 305,246,049,118,481.94/15,511,019.60
  6. Step 6: Final answer
    x = 19,679,302.65

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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.