Home / 9,169,436.21-12,654,106.59-5,039,392.20

Finding the Fourth Proportional to 9,169,436.21, 12,654,106.59 and 5,039,392.20

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Solution

The fourth proportional to 9,169,436.21, 12,654,106.59 and 5,039,392.20 is: 6,954,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,436.21 : 12,654,106.59 = 5,039,392.20 : x
  2. Step 2: Convert to fraction form
    9,169,436.21/12,654,106.59 = 5,039,392.20/x
  3. Step 3: Cross multiply
    9,169,436.21x = 12,654,106.59 × 5,039,392.20
  4. Step 4: Simplify right side
    9,169,436.21x = 63,769,006,047,614.60
  5. Step 5: Solve for x
    x = 63,769,006,047,614.60/9,169,436.21
  6. Step 6: Final answer
    x = 6,954,517.66

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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.