Home / 21,851,231.40-32,776,847.10-10,513,823.40

Finding the Fourth Proportional to 21,851,231.40, 32,776,847.10 and 10,513,823.40

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Solution

The fourth proportional to 21,851,231.40, 32,776,847.10 and 10,513,823.40 is: 15,770,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851,231.40 : 32,776,847.10 = 10,513,823.40 : x
  2. Step 2: Convert to fraction form
    21,851,231.40/32,776,847.10 = 10,513,823.40/x
  3. Step 3: Cross multiply
    21,851,231.40x = 32,776,847.10 × 10,513,823.40
  4. Step 4: Simplify right side
    21,851,231.40x = 344,609,982,018,202.19
  5. Step 5: Solve for x
    x = 344,609,982,018,202.19/21,851,231.40
  6. Step 6: Final answer
    x = 15,770,735.10

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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.