Home / 10,315,551.20-15,473,326.80-2,743,282.40

Finding the Fourth Proportional to 10,315,551.20, 15,473,326.80 and 2,743,282.40

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Solution

The fourth proportional to 10,315,551.20, 15,473,326.80 and 2,743,282.40 is: 4,114,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,551.20 : 15,473,326.80 = 2,743,282.40 : x
  2. Step 2: Convert to fraction form
    10,315,551.20/15,473,326.80 = 2,743,282.40/x
  3. Step 3: Cross multiply
    10,315,551.20x = 15,473,326.80 × 2,743,282.40
  4. Step 4: Simplify right side
    10,315,551.20x = 42,447,705,079,888.32
  5. Step 5: Solve for x
    x = 42,447,705,079,888.32/10,315,551.20
  6. Step 6: Final answer
    x = 4,114,923.60

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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.