Home / 13,265,541.32-19,866,424.91-7,568,493.80

Finding the Fourth Proportional to 13,265,541.32, 19,866,424.91 and 7,568,493.80

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Solution

The fourth proportional to 13,265,541.32, 19,866,424.91 and 7,568,493.80 is: 11,334,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265,541.32 : 19,866,424.91 = 7,568,493.80 : x
  2. Step 2: Convert to fraction form
    13,265,541.32/19,866,424.91 = 7,568,493.80/x
  3. Step 3: Cross multiply
    13,265,541.32x = 19,866,424.91 × 7,568,493.80
  4. Step 4: Simplify right side
    13,265,541.32x = 150,358,913,622,325.97
  5. Step 5: Solve for x
    x = 150,358,913,622,325.97/13,265,541.32
  6. Step 6: Final answer
    x = 11,334,547.91

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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.