Home / 84,272,676.90-126,409,015.66-23,688,402.90

Finding the Fourth Proportional to 84,272,676.90, 126,409,015.66 and 23,688,402.90

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Solution

The fourth proportional to 84,272,676.90, 126,409,015.66 and 23,688,402.90 is: 35,532,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,272,676.90 : 126,409,015.66 = 23,688,402.90 : x
  2. Step 2: Convert to fraction form
    84,272,676.90/126,409,015.66 = 23,688,402.90/x
  3. Step 3: Cross multiply
    84,272,676.90x = 126,409,015.66 × 23,688,402.90
  4. Step 4: Simplify right side
    84,272,676.90x = 2,994,427,693,028,047
  5. Step 5: Solve for x
    x = 2,994,427,693,028,047/84,272,676.90
  6. Step 6: Final answer
    x = 35,532,604.44

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1.5x scale

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.