Home / 21,575,731.02-32,352,420.96-7,925,351.82

Finding the Fourth Proportional to 21,575,731.02, 32,352,420.96 and 7,925,351.82

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Solution

The fourth proportional to 21,575,731.02, 32,352,420.96 and 7,925,351.82 is: 11,883,922.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,731.02 : 32,352,420.96 = 7,925,351.82 : x
  2. Step 2: Convert to fraction form
    21,575,731.02/32,352,420.96 = 7,925,351.82/x
  3. Step 3: Cross multiply
    21,575,731.02x = 32,352,420.96 × 7,925,351.82
  4. Step 4: Simplify right side
    21,575,731.02x = 256,404,318,336,742.16
  5. Step 5: Solve for x
    x = 256,404,318,336,742.16/21,575,731.02
  6. Step 6: Final answer
    x = 11,883,922.64

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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.