Home / 7,428,093.09-10,246,995.75-4,851,282.21

Finding the Fourth Proportional to 7,428,093.09, 10,246,995.75 and 4,851,282.21

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Solution

The fourth proportional to 7,428,093.09, 10,246,995.75 and 4,851,282.21 is: 6,692,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,093.09 : 10,246,995.75 = 4,851,282.21 : x
  2. Step 2: Convert to fraction form
    7,428,093.09/10,246,995.75 = 4,851,282.21/x
  3. Step 3: Cross multiply
    7,428,093.09x = 10,246,995.75 × 4,851,282.21
  4. Step 4: Simplify right side
    7,428,093.09x = 49,711,068,187,920.61
  5. Step 5: Solve for x
    x = 49,711,068,187,920.61/7,428,093.09
  6. Step 6: Final answer
    x = 6,692,305.49

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1.5x scale

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.