Home / 21,762,034.60-32,643,051.90-19,410,572.20

Finding the Fourth Proportional to 21,762,034.60, 32,643,051.90 and 19,410,572.20

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Solution

The fourth proportional to 21,762,034.60, 32,643,051.90 and 19,410,572.20 is: 29,115,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,762,034.60 : 32,643,051.90 = 19,410,572.20 : x
  2. Step 2: Convert to fraction form
    21,762,034.60/32,643,051.90 = 19,410,572.20/x
  3. Step 3: Cross multiply
    21,762,034.60x = 32,643,051.90 × 19,410,572.20
  4. Step 4: Simplify right side
    21,762,034.60x = 633,620,315,733,297.12
  5. Step 5: Solve for x
    x = 633,620,315,733,297.12/21,762,034.60
  6. Step 6: Final answer
    x = 29,115,858.30

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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.