Home / 5,185,543.39-7,156,074.60-2,862,393.63

Finding the Fourth Proportional to 5,185,543.39, 7,156,074.60 and 2,862,393.63

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Solution

The fourth proportional to 5,185,543.39, 7,156,074.60 and 2,862,393.63 is: 3,950,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,543.39 : 7,156,074.60 = 2,862,393.63 : x
  2. Step 2: Convert to fraction form
    5,185,543.39/7,156,074.60 = 2,862,393.63/x
  3. Step 3: Cross multiply
    5,185,543.39x = 7,156,074.60 × 2,862,393.63
  4. Step 4: Simplify right side
    5,185,543.39x = 20,483,502,324,009.52
  5. Step 5: Solve for x
    x = 20,483,502,324,009.52/5,185,543.39
  6. Step 6: Final answer
    x = 3,950,116.85

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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.