Home / 21,563,712.60-32,257,095.30-19,440,346.20

Finding the Fourth Proportional to 21,563,712.60, 32,257,095.30 and 19,440,346.20

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Solution

The fourth proportional to 21,563,712.60, 32,257,095.30 and 19,440,346.20 is: 29,080,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,712.60 : 32,257,095.30 = 19,440,346.20 : x
  2. Step 2: Convert to fraction form
    21,563,712.60/32,257,095.30 = 19,440,346.20/x
  3. Step 3: Cross multiply
    21,563,712.60x = 32,257,095.30 × 19,440,346.20
  4. Step 4: Simplify right side
    21,563,712.60x = 627,089,100,038,392.88
  5. Step 5: Solve for x
    x = 627,089,100,038,392.88/21,563,712.60
  6. Step 6: Final answer
    x = 29,080,757.64

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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.