Home / 9,212,252.72-12,708,797.94-5,342,531.18

Finding the Fourth Proportional to 9,212,252.72, 12,708,797.94 and 5,342,531.18

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Solution

The fourth proportional to 9,212,252.72, 12,708,797.94 and 5,342,531.18 is: 7,370,309.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,252.72 : 12,708,797.94 = 5,342,531.18 : x
  2. Step 2: Convert to fraction form
    9,212,252.72/12,708,797.94 = 5,342,531.18/x
  3. Step 3: Cross multiply
    9,212,252.72x = 12,708,797.94 × 5,342,531.18
  4. Step 4: Simplify right side
    9,212,252.72x = 67,897,149,191,225.77
  5. Step 5: Solve for x
    x = 67,897,149,191,225.77/9,212,252.72
  6. Step 6: Final answer
    x = 7,370,309.01

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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.