Home / 10,275,947.37-15,411,991.93-5,157,004.14

Finding the Fourth Proportional to 10,275,947.37, 15,411,991.93 and 5,157,004.14

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Solution

The fourth proportional to 10,275,947.37, 15,411,991.93 and 5,157,004.14 is: 7,734,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275,947.37 : 15,411,991.93 = 5,157,004.14 : x
  2. Step 2: Convert to fraction form
    10,275,947.37/15,411,991.93 = 5,157,004.14/x
  3. Step 3: Cross multiply
    10,275,947.37x = 15,411,991.93 × 5,157,004.14
  4. Step 4: Simplify right side
    10,275,947.37x = 79,479,706,175,764.08
  5. Step 5: Solve for x
    x = 79,479,706,175,764.08/10,275,947.37
  6. Step 6: Final answer
    x = 7,734,538.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.