Home / 10,538,032.36-14,542,499.94-5,709,136.36

Finding the Fourth Proportional to 10,538,032.36, 14,542,499.94 and 5,709,136.36

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Solution

The fourth proportional to 10,538,032.36, 14,542,499.94 and 5,709,136.36 is: 7,878,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538,032.36 : 14,542,499.94 = 5,709,136.36 : x
  2. Step 2: Convert to fraction form
    10,538,032.36/14,542,499.94 = 5,709,136.36/x
  3. Step 3: Cross multiply
    10,538,032.36x = 14,542,499.94 × 5,709,136.36
  4. Step 4: Simplify right side
    10,538,032.36x = 83,025,115,172,751.81
  5. Step 5: Solve for x
    x = 83,025,115,172,751.81/10,538,032.36
  6. Step 6: Final answer
    x = 7,878,616.46

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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.