Home / 11,989,447.44-17,981,458.81-5,506,290.06

Finding the Fourth Proportional to 11,989,447.44, 17,981,458.81 and 5,506,290.06

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Solution

The fourth proportional to 11,989,447.44, 17,981,458.81 and 5,506,290.06 is: 8,258,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,447.44 : 17,981,458.81 = 5,506,290.06 : x
  2. Step 2: Convert to fraction form
    11,989,447.44/17,981,458.81 = 5,506,290.06/x
  3. Step 3: Cross multiply
    11,989,447.44x = 17,981,458.81 × 5,506,290.06
  4. Step 4: Simplify right side
    11,989,447.44x = 99,011,127,909,802.41
  5. Step 5: Solve for x
    x = 99,011,127,909,802.41/11,989,447.44
  6. Step 6: Final answer
    x = 8,258,189.41

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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.