Home / 14,493,939.93-20,001,630.11-7,967,990.25

Finding the Fourth Proportional to 14,493,939.93, 20,001,630.11 and 7,967,990.25

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Solution

The fourth proportional to 14,493,939.93, 20,001,630.11 and 7,967,990.25 is: 10,995,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493,939.93 : 20,001,630.11 = 7,967,990.25 : x
  2. Step 2: Convert to fraction form
    14,493,939.93/20,001,630.11 = 7,967,990.25/x
  3. Step 3: Cross multiply
    14,493,939.93x = 20,001,630.11 × 7,967,990.25
  4. Step 4: Simplify right side
    14,493,939.93x = 159,372,793,660,746.47
  5. Step 5: Solve for x
    x = 159,372,793,660,746.47/14,493,939.93
  6. Step 6: Final answer
    x = 10,995,822.70

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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.