Home / 7,106,291.20-10,659,436.80-6,434,444.80

Finding the Fourth Proportional to 7,106,291.20, 10,659,436.80 and 6,434,444.80

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Solution

The fourth proportional to 7,106,291.20, 10,659,436.80 and 6,434,444.80 is: 9,651,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,291.20 : 10,659,436.80 = 6,434,444.80 : x
  2. Step 2: Convert to fraction form
    7,106,291.20/10,659,436.80 = 6,434,444.80/x
  3. Step 3: Cross multiply
    7,106,291.20x = 10,659,436.80 × 6,434,444.80
  4. Step 4: Simplify right side
    7,106,291.20x = 68,587,557,688,688.64
  5. Step 5: Solve for x
    x = 68,587,557,688,688.64/7,106,291.20
  6. Step 6: Final answer
    x = 9,651,667.20

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.