Home / 21,658,637.28-32,466,063.78-13,577,284.02

Finding the Fourth Proportional to 21,658,637.28, 32,466,063.78 and 13,577,284.02

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Solution

The fourth proportional to 21,658,637.28, 32,466,063.78 and 13,577,284.02 is: 20,352,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,658,637.28 : 32,466,063.78 = 13,577,284.02 : x
  2. Step 2: Convert to fraction form
    21,658,637.28/32,466,063.78 = 13,577,284.02/x
  3. Step 3: Cross multiply
    21,658,637.28x = 32,466,063.78 × 13,577,284.02
  4. Step 4: Simplify right side
    21,658,637.28x = 440,800,968,952,494.81
  5. Step 5: Solve for x
    x = 440,800,968,952,494.81/21,658,637.28
  6. Step 6: Final answer
    x = 20,352,202.37

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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.