Home / 21,762,100.20-32,643,150.30-15,384,808.20

Finding the Fourth Proportional to 21,762,100.20, 32,643,150.30 and 15,384,808.20

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Solution

The fourth proportional to 21,762,100.20, 32,643,150.30 and 15,384,808.20 is: 23,077,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,762,100.20 : 32,643,150.30 = 15,384,808.20 : x
  2. Step 2: Convert to fraction form
    21,762,100.20/32,643,150.30 = 15,384,808.20/x
  3. Step 3: Cross multiply
    21,762,100.20x = 32,643,150.30 × 15,384,808.20
  4. Step 4: Simplify right side
    21,762,100.20x = 502,208,606,409,272.44
  5. Step 5: Solve for x
    x = 502,208,606,409,272.44/21,762,100.20
  6. Step 6: Final answer
    x = 23,077,212.30

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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.