Home / 7,442,839.32-10,272,228.96-4,543,910.64

Finding the Fourth Proportional to 7,442,839.32, 10,272,228.96 and 4,543,910.64

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Solution

The fourth proportional to 7,442,839.32, 10,272,228.96 and 4,543,910.64 is: 6,271,274.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,839.32 : 10,272,228.96 = 4,543,910.64 : x
  2. Step 2: Convert to fraction form
    7,442,839.32/10,272,228.96 = 4,543,910.64/x
  3. Step 3: Cross multiply
    7,442,839.32x = 10,272,228.96 × 4,543,910.64
  4. Step 4: Simplify right side
    7,442,839.32x = 46,676,090,467,860.13
  5. Step 5: Solve for x
    x = 46,676,090,467,860.13/7,442,839.32
  6. Step 6: Final answer
    x = 6,271,274.77

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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.