Home / 12,175,559.28-18,262,895.99-3,655,674.32

Finding the Fourth Proportional to 12,175,559.28, 18,262,895.99 and 3,655,674.32

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Solution

The fourth proportional to 12,175,559.28, 18,262,895.99 and 3,655,674.32 is: 5,483,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,559.28 : 18,262,895.99 = 3,655,674.32 : x
  2. Step 2: Convert to fraction form
    12,175,559.28/18,262,895.99 = 3,655,674.32/x
  3. Step 3: Cross multiply
    12,175,559.28x = 18,262,895.99 × 3,655,674.32
  4. Step 4: Simplify right side
    12,175,559.28x = 66,763,199,769,881.12
  5. Step 5: Solve for x
    x = 66,763,199,769,881.12/12,175,559.28
  6. Step 6: Final answer
    x = 5,483,378.48

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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.