Home / 43,016,574.96-64,534,310.28-12,722,076

Finding the Fourth Proportional to 43,016,574.96, 64,534,310.28 and 12,722,076

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Solution

The fourth proportional to 43,016,574.96, 64,534,310.28 and 12,722,076 is: 19,085,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016,574.96 : 64,534,310.28 = 12,722,076 : x
  2. Step 2: Convert to fraction form
    43,016,574.96/64,534,310.28 = 12,722,076/x
  3. Step 3: Cross multiply
    43,016,574.96x = 64,534,310.28 × 12,722,076
  4. Step 4: Simplify right side
    43,016,574.96x = 821,010,399,989,741.25
  5. Step 5: Solve for x
    x = 821,010,399,989,741.25/43,016,574.96
  6. Step 6: Final answer
    x = 19,085,908.18

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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.