Home / 27,194,851.80-40,792,277.70-21,030,136.20

Finding the Fourth Proportional to 27,194,851.80, 40,792,277.70 and 21,030,136.20

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Solution

The fourth proportional to 27,194,851.80, 40,792,277.70 and 21,030,136.20 is: 31,545,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,194,851.80 : 40,792,277.70 = 21,030,136.20 : x
  2. Step 2: Convert to fraction form
    27,194,851.80/40,792,277.70 = 21,030,136.20/x
  3. Step 3: Cross multiply
    27,194,851.80x = 40,792,277.70 × 21,030,136.20
  4. Step 4: Simplify right side
    27,194,851.80x = 857,867,155,939,222.75
  5. Step 5: Solve for x
    x = 857,867,155,939,222.75/27,194,851.80
  6. Step 6: Final answer
    x = 31,545,204.30

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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.