Home / 9,113,895.04-12,577,142.28-5,139,850.36

Finding the Fourth Proportional to 9,113,895.04, 12,577,142.28 and 5,139,850.36

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Solution

The fourth proportional to 9,113,895.04, 12,577,142.28 and 5,139,850.36 is: 7,092,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,895.04 : 12,577,142.28 = 5,139,850.36 : x
  2. Step 2: Convert to fraction form
    9,113,895.04/12,577,142.28 = 5,139,850.36/x
  3. Step 3: Cross multiply
    9,113,895.04x = 12,577,142.28 × 5,139,850.36
  4. Step 4: Simplify right side
    9,113,895.04x = 64,644,629,275,629.22
  5. Step 5: Solve for x
    x = 64,644,629,275,629.22/9,113,895.04
  6. Step 6: Final answer
    x = 7,092,974.96

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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.