Home / 12,660,119.29-17,470,982.40-6,858,901.03

Finding the Fourth Proportional to 12,660,119.29, 17,470,982.40 and 6,858,901.03

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Solution

The fourth proportional to 12,660,119.29, 17,470,982.40 and 6,858,901.03 is: 9,465,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,119.29 : 17,470,982.40 = 6,858,901.03 : x
  2. Step 2: Convert to fraction form
    12,660,119.29/17,470,982.40 = 6,858,901.03/x
  3. Step 3: Cross multiply
    12,660,119.29x = 17,470,982.40 × 6,858,901.03
  4. Step 4: Simplify right side
    12,660,119.29x = 119,831,739,178,471.86
  5. Step 5: Solve for x
    x = 119,831,739,178,471.86/12,660,119.29
  6. Step 6: Final answer
    x = 9,465,293.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.