Home / 4,666,700.80-6,986,054.40-2,772,467.20

Finding the Fourth Proportional to 4,666,700.80, 6,986,054.40 and 2,772,467.20

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Solution

The fourth proportional to 4,666,700.80, 6,986,054.40 and 2,772,467.20 is: 4,150,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666,700.80 : 6,986,054.40 = 2,772,467.20 : x
  2. Step 2: Convert to fraction form
    4,666,700.80/6,986,054.40 = 2,772,467.20/x
  3. Step 3: Cross multiply
    4,666,700.80x = 6,986,054.40 × 2,772,467.20
  4. Step 4: Simplify right side
    4,666,700.80x = 19,368,606,681,415.68
  5. Step 5: Solve for x
    x = 19,368,606,681,415.68/4,666,700.80
  6. Step 6: Final answer
    x = 4,150,385.36

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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.