Home / 9,801,363.72-13,523,899.86-5,726,195.40

Finding the Fourth Proportional to 9,801,363.72, 13,523,899.86 and 5,726,195.40

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Solution

The fourth proportional to 9,801,363.72, 13,523,899.86 and 5,726,195.40 is: 7,900,991.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801,363.72 : 13,523,899.86 = 5,726,195.40 : x
  2. Step 2: Convert to fraction form
    9,801,363.72/13,523,899.86 = 5,726,195.40/x
  3. Step 3: Cross multiply
    9,801,363.72x = 13,523,899.86 × 5,726,195.40
  4. Step 4: Simplify right side
    9,801,363.72x = 77,440,493,168,392.64
  5. Step 5: Solve for x
    x = 77,440,493,168,392.64/9,801,363.72
  6. Step 6: Final answer
    x = 7,900,991.68

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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.