Home / 9,009,596.43-12,433,443.84-5,142,040.02

Finding the Fourth Proportional to 9,009,596.43, 12,433,443.84 and 5,142,040.02

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Solution

The fourth proportional to 9,009,596.43, 12,433,443.84 and 5,142,040.02 is: 7,096,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009,596.43 : 12,433,443.84 = 5,142,040.02 : x
  2. Step 2: Convert to fraction form
    9,009,596.43/12,433,443.84 = 5,142,040.02/x
  3. Step 3: Cross multiply
    9,009,596.43x = 12,433,443.84 × 5,142,040.02
  4. Step 4: Simplify right side
    9,009,596.43x = 63,933,265,811,702.47
  5. Step 5: Solve for x
    x = 63,933,265,811,702.47/9,009,596.43
  6. Step 6: Final answer
    x = 7,096,129.81

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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.