Home / 14,683,868.36-20,266,979.48-8,159,741.18

Finding the Fourth Proportional to 14,683,868.36, 20,266,979.48 and 8,159,741.18

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Solution

The fourth proportional to 14,683,868.36, 20,266,979.48 and 8,159,741.18 is: 11,262,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683,868.36 : 20,266,979.48 = 8,159,741.18 : x
  2. Step 2: Convert to fraction form
    14,683,868.36/20,266,979.48 = 8,159,741.18/x
  3. Step 3: Cross multiply
    14,683,868.36x = 20,266,979.48 × 8,159,741.18
  4. Step 4: Simplify right side
    14,683,868.36x = 165,373,307,057,170.97
  5. Step 5: Solve for x
    x = 165,373,307,057,170.97/14,683,868.36
  6. Step 6: Final answer
    x = 11,262,243.91

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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.