Home / 12,010,991.86-18,016,348.02-4,822,399.45

Finding the Fourth Proportional to 12,010,991.86, 18,016,348.02 and 4,822,399.45

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Solution

The fourth proportional to 12,010,991.86, 18,016,348.02 and 4,822,399.45 is: 7,233,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,991.86 : 18,016,348.02 = 4,822,399.45 : x
  2. Step 2: Convert to fraction form
    12,010,991.86/18,016,348.02 = 4,822,399.45/x
  3. Step 3: Cross multiply
    12,010,991.86x = 18,016,348.02 × 4,822,399.45
  4. Step 4: Simplify right side
    12,010,991.86x = 86,882,026,782,656.59
  5. Step 5: Solve for x
    x = 86,882,026,782,656.59/12,010,991.86
  6. Step 6: Final answer
    x = 7,233,543.06

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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.