Home / 5,185,932.09-7,156,398.74-2,862,774.73

Finding the Fourth Proportional to 5,185,932.09, 7,156,398.74 and 2,862,774.73

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Solution

The fourth proportional to 5,185,932.09, 7,156,398.74 and 2,862,774.73 is: 3,950,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,932.09 : 7,156,398.74 = 2,862,774.73 : x
  2. Step 2: Convert to fraction form
    5,185,932.09/7,156,398.74 = 2,862,774.73/x
  3. Step 3: Cross multiply
    5,185,932.09x = 7,156,398.74 × 2,862,774.73
  4. Step 4: Simplify right side
    5,185,932.09x = 20,487,157,465,307.47
  5. Step 5: Solve for x
    x = 20,487,157,465,307.47/5,185,932.09
  6. Step 6: Final answer
    x = 3,950,525.60

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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.