Home / 8,880,975.52-12,255,848.52-5,209,954.63

Finding the Fourth Proportional to 8,880,975.52, 12,255,848.52 and 5,209,954.63

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Solution

The fourth proportional to 8,880,975.52, 12,255,848.52 and 5,209,954.63 is: 7,189,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,975.52 : 12,255,848.52 = 5,209,954.63 : x
  2. Step 2: Convert to fraction form
    8,880,975.52/12,255,848.52 = 5,209,954.63/x
  3. Step 3: Cross multiply
    8,880,975.52x = 12,255,848.52 × 5,209,954.63
  4. Step 4: Simplify right side
    8,880,975.52x = 63,852,414,720,481.70
  5. Step 5: Solve for x
    x = 63,852,414,720,481.70/8,880,975.52
  6. Step 6: Final answer
    x = 7,189,797.40

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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.