Home / 21,538,064.80-32,328,092.40-10,767,527.20

Finding the Fourth Proportional to 21,538,064.80, 32,328,092.40 and 10,767,527.20

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Solution

The fourth proportional to 21,538,064.80, 32,328,092.40 and 10,767,527.20 is: 16,161,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,538,064.80 : 32,328,092.40 = 10,767,527.20 : x
  2. Step 2: Convert to fraction form
    21,538,064.80/32,328,092.40 = 10,767,527.20/x
  3. Step 3: Cross multiply
    21,538,064.80x = 32,328,092.40 × 10,767,527.20
  4. Step 4: Simplify right side
    21,538,064.80x = 348,093,614,241,113.25
  5. Step 5: Solve for x
    x = 348,093,614,241,113.25/21,538,064.80
  6. Step 6: Final answer
    x = 16,161,786.93

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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.