Home / 21,861,334.40-32,792,001.60-6,716,019.20

Finding the Fourth Proportional to 21,861,334.40, 32,792,001.60 and 6,716,019.20

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Solution

The fourth proportional to 21,861,334.40, 32,792,001.60 and 6,716,019.20 is: 10,074,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,334.40 : 32,792,001.60 = 6,716,019.20 : x
  2. Step 2: Convert to fraction form
    21,861,334.40/32,792,001.60 = 6,716,019.20/x
  3. Step 3: Cross multiply
    21,861,334.40x = 32,792,001.60 × 6,716,019.20
  4. Step 4: Simplify right side
    21,861,334.40x = 220,231,712,352,030.75
  5. Step 5: Solve for x
    x = 220,231,712,352,030.75/21,861,334.40
  6. Step 6: Final answer
    x = 10,074,028.80

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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.