Home / 10,646,137.36-15,975,530.52-3,919,275.28

Finding the Fourth Proportional to 10,646,137.36, 15,975,530.52 and 3,919,275.28

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Solution

The fourth proportional to 10,646,137.36, 15,975,530.52 and 3,919,275.28 is: 5,881,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,137.36 : 15,975,530.52 = 3,919,275.28 : x
  2. Step 2: Convert to fraction form
    10,646,137.36/15,975,530.52 = 3,919,275.28/x
  3. Step 3: Cross multiply
    10,646,137.36x = 15,975,530.52 × 3,919,275.28
  4. Step 4: Simplify right side
    10,646,137.36x = 62,612,501,851,921.54
  5. Step 5: Solve for x
    x = 62,612,501,851,921.54/10,646,137.36
  6. Step 6: Final answer
    x = 5,881,241.22

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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.