Home / 7,134,842.93-9,846,033.30-3,871,574.66

Finding the Fourth Proportional to 7,134,842.93, 9,846,033.30 and 3,871,574.66

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Solution

The fourth proportional to 7,134,842.93, 9,846,033.30 and 3,871,574.66 is: 5,342,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134,842.93 : 9,846,033.30 = 3,871,574.66 : x
  2. Step 2: Convert to fraction form
    7,134,842.93/9,846,033.30 = 3,871,574.66/x
  3. Step 3: Cross multiply
    7,134,842.93x = 9,846,033.30 × 3,871,574.66
  4. Step 4: Simplify right side
    7,134,842.93x = 38,119,653,050,411.27
  5. Step 5: Solve for x
    x = 38,119,653,050,411.27/7,134,842.93
  6. Step 6: Final answer
    x = 5,342,745.94

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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.