Home / 7,428,341.16-10,247,338.08-4,851,530.28

Finding the Fourth Proportional to 7,428,341.16, 10,247,338.08 and 4,851,530.28

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Solution

The fourth proportional to 7,428,341.16, 10,247,338.08 and 4,851,530.28 is: 6,692,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,341.16 : 10,247,338.08 = 4,851,530.28 : x
  2. Step 2: Convert to fraction form
    7,428,341.16/10,247,338.08 = 4,851,530.28/x
  3. Step 3: Cross multiply
    7,428,341.16x = 10,247,338.08 × 4,851,530.28
  4. Step 4: Simplify right side
    7,428,341.16x = 49,715,270,984,517.06
  5. Step 5: Solve for x
    x = 49,715,270,984,517.06/7,428,341.16
  6. Step 6: Final answer
    x = 6,692,647.78

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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.