Home / 7,448,298.32-10,278,647.88-4,185,125.84

Finding the Fourth Proportional to 7,448,298.32, 10,278,647.88 and 4,185,125.84

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Solution

The fourth proportional to 7,448,298.32, 10,278,647.88 and 4,185,125.84 is: 5,775,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448,298.32 : 10,278,647.88 = 4,185,125.84 : x
  2. Step 2: Convert to fraction form
    7,448,298.32/10,278,647.88 = 4,185,125.84/x
  3. Step 3: Cross multiply
    7,448,298.32x = 10,278,647.88 × 4,185,125.84
  4. Step 4: Simplify right side
    7,448,298.32x = 43,017,434,842,849.22
  5. Step 5: Solve for x
    x = 43,017,434,842,849.22/7,448,298.32
  6. Step 6: Final answer
    x = 5,775,471.52

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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.