Home / 18,528,041.20-27,792,061.80-6,561,986.80

Finding the Fourth Proportional to 18,528,041.20, 27,792,061.80 and 6,561,986.80

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Solution

The fourth proportional to 18,528,041.20, 27,792,061.80 and 6,561,986.80 is: 9,842,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,041.20 : 27,792,061.80 = 6,561,986.80 : x
  2. Step 2: Convert to fraction form
    18,528,041.20/27,792,061.80 = 6,561,986.80/x
  3. Step 3: Cross multiply
    18,528,041.20x = 27,792,061.80 × 6,561,986.80
  4. Step 4: Simplify right side
    18,528,041.20x = 182,371,142,676,384.25
  5. Step 5: Solve for x
    x = 182,371,142,676,384.25/18,528,041.20
  6. Step 6: Final answer
    x = 9,842,980.20

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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.