Home / 9,986,737.78-13,791,216.30-9,442,667.24

Finding the Fourth Proportional to 9,986,737.78, 13,791,216.30 and 9,442,667.24

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Solution

The fourth proportional to 9,986,737.78, 13,791,216.30 and 9,442,667.24 is: 13,039,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,737.78 : 13,791,216.30 = 9,442,667.24 : x
  2. Step 2: Convert to fraction form
    9,986,737.78/13,791,216.30 = 9,442,667.24/x
  3. Step 3: Cross multiply
    9,986,737.78x = 13,791,216.30 × 9,442,667.24
  4. Step 4: Simplify right side
    9,986,737.78x = 130,225,866,242,540.70
  5. Step 5: Solve for x
    x = 130,225,866,242,540.70/9,986,737.78
  6. Step 6: Final answer
    x = 13,039,880.41

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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.