Home / 7,344,892.80-11,017,339.20-3,943,670.40

Finding the Fourth Proportional to 7,344,892.80, 11,017,339.20 and 3,943,670.40

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Solution

The fourth proportional to 7,344,892.80, 11,017,339.20 and 3,943,670.40 is: 5,915,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,892.80 : 11,017,339.20 = 3,943,670.40 : x
  2. Step 2: Convert to fraction form
    7,344,892.80/11,017,339.20 = 3,943,670.40/x
  3. Step 3: Cross multiply
    7,344,892.80x = 11,017,339.20 × 3,943,670.40
  4. Step 4: Simplify right side
    7,344,892.80x = 43,448,754,489,799.68
  5. Step 5: Solve for x
    x = 43,448,754,489,799.68/7,344,892.80
  6. Step 6: Final answer
    x = 5,915,505.60

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1.5x scale

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.