Home / 21,871,727.40-32,807,471.76-8,917,827.24

Finding the Fourth Proportional to 21,871,727.40, 32,807,471.76 and 8,917,827.24

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Solution

The fourth proportional to 21,871,727.40, 32,807,471.76 and 8,917,827.24 is: 13,376,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,727.40 : 32,807,471.76 = 8,917,827.24 : x
  2. Step 2: Convert to fraction form
    21,871,727.40/32,807,471.76 = 8,917,827.24/x
  3. Step 3: Cross multiply
    21,871,727.40x = 32,807,471.76 × 8,917,827.24
  4. Step 4: Simplify right side
    21,871,727.40x = 292,571,365,336,858.75
  5. Step 5: Solve for x
    x = 292,571,365,336,858.75/21,871,727.40
  6. Step 6: Final answer
    x = 13,376,692.20

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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.