Home / 84,130,885.38-126,183,697.40-26,615,683.02

Finding the Fourth Proportional to 84,130,885.38, 126,183,697.40 and 26,615,683.02

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Solution

The fourth proportional to 84,130,885.38, 126,183,697.40 and 26,615,683.02 is: 39,919,528.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,130,885.38 : 126,183,697.40 = 26,615,683.02 : x
  2. Step 2: Convert to fraction form
    84,130,885.38/126,183,697.40 = 26,615,683.02/x
  3. Step 3: Cross multiply
    84,130,885.38x = 126,183,697.40 × 26,615,683.02
  4. Step 4: Simplify right side
    84,130,885.38x = 3,358,465,292,289,998.50
  5. Step 5: Solve for x
    x = 3,358,465,292,289,998.50/84,130,885.38
  6. Step 6: Final answer
    x = 39,919,528.69

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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.