Home / 14,539,917.40-21,809,876.10-8,871,213.40

Finding the Fourth Proportional to 14,539,917.40, 21,809,876.10 and 8,871,213.40

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Solution

The fourth proportional to 14,539,917.40, 21,809,876.10 and 8,871,213.40 is: 13,306,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539,917.40 : 21,809,876.10 = 8,871,213.40 : x
  2. Step 2: Convert to fraction form
    14,539,917.40/21,809,876.10 = 8,871,213.40/x
  3. Step 3: Cross multiply
    14,539,917.40x = 21,809,876.10 × 8,871,213.40
  4. Step 4: Simplify right side
    14,539,917.40x = 193,480,065,110,659.75
  5. Step 5: Solve for x
    x = 193,480,065,110,659.75/14,539,917.40
  6. Step 6: Final answer
    x = 13,306,820.10

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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.