Home / 4,747,921.02-6,549,742.08-3,116,101.92

Finding the Fourth Proportional to 4,747,921.02, 6,549,742.08 and 3,116,101.92

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Solution

The fourth proportional to 4,747,921.02, 6,549,742.08 and 3,116,101.92 is: 4,298,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,921.02 : 6,549,742.08 = 3,116,101.92 : x
  2. Step 2: Convert to fraction form
    4,747,921.02/6,549,742.08 = 3,116,101.92/x
  3. Step 3: Cross multiply
    4,747,921.02x = 6,549,742.08 × 3,116,101.92
  4. Step 4: Simplify right side
    4,747,921.02x = 20,409,663,870,992.79
  5. Step 5: Solve for x
    x = 20,409,663,870,992.79/4,747,921.02
  6. Step 6: Final answer
    x = 4,298,652.78

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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.