Home / 21,476,444.25-29,637,497.93-11,818,652.25

Finding the Fourth Proportional to 21,476,444.25, 29,637,497.93 and 11,818,652.25

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Solution

The fourth proportional to 21,476,444.25, 29,637,497.93 and 11,818,652.25 is: 16,309,742.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476,444.25 : 29,637,497.93 = 11,818,652.25 : x
  2. Step 2: Convert to fraction form
    21,476,444.25/29,637,497.93 = 11,818,652.25/x
  3. Step 3: Cross multiply
    21,476,444.25x = 29,637,497.93 × 11,818,652.25
  4. Step 4: Simplify right side
    21,476,444.25x = 350,275,281,535,671.56
  5. Step 5: Solve for x
    x = 350,275,281,535,671.56/21,476,444.25
  6. Step 6: Final answer
    x = 16,309,742.78

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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.