Home / 12,087,518.76-18,119,879.28-6,016,510.62

Finding the Fourth Proportional to 12,087,518.76, 18,119,879.28 and 6,016,510.62

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Solution

The fourth proportional to 12,087,518.76, 18,119,879.28 and 6,016,510.62 is: 9,019,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,518.76 : 18,119,879.28 = 6,016,510.62 : x
  2. Step 2: Convert to fraction form
    12,087,518.76/18,119,879.28 = 6,016,510.62/x
  3. Step 3: Cross multiply
    12,087,518.76x = 18,119,879.28 × 6,016,510.62
  4. Step 4: Simplify right side
    12,087,518.76x = 109,018,446,121,237.97
  5. Step 5: Solve for x
    x = 109,018,446,121,237.97/12,087,518.76
  6. Step 6: Final answer
    x = 9,019,092.20

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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.