Home / 12,010,269.36-18,007,835.40-10,189,270.56

Finding the Fourth Proportional to 12,010,269.36, 18,007,835.40 and 10,189,270.56

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Solution

The fourth proportional to 12,010,269.36, 18,007,835.40 and 10,189,270.56 is: 15,277,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,269.36 : 18,007,835.40 = 10,189,270.56 : x
  2. Step 2: Convert to fraction form
    12,010,269.36/18,007,835.40 = 10,189,270.56/x
  3. Step 3: Cross multiply
    12,010,269.36x = 18,007,835.40 × 10,189,270.56
  4. Step 4: Simplify right side
    12,010,269.36x = 183,486,707,090,545.81
  5. Step 5: Solve for x
    x = 183,486,707,090,545.81/12,010,269.36
  6. Step 6: Final answer
    x = 15,277,484.76

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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.