Home / 15,451,270.98-21,325,392.87-8,923,727.22

Finding the Fourth Proportional to 15,451,270.98, 21,325,392.87 and 8,923,727.22

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Solution

The fourth proportional to 15,451,270.98, 21,325,392.87 and 8,923,727.22 is: 12,316,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451,270.98 : 21,325,392.87 = 8,923,727.22 : x
  2. Step 2: Convert to fraction form
    15,451,270.98/21,325,392.87 = 8,923,727.22/x
  3. Step 3: Cross multiply
    15,451,270.98x = 21,325,392.87 × 8,923,727.22
  4. Step 4: Simplify right side
    15,451,270.98x = 190,301,988,831,212.94
  5. Step 5: Solve for x
    x = 190,301,988,831,212.94/15,451,270.98
  6. Step 6: Final answer
    x = 12,316,267.64

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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.