Home / 10,792,505.80-16,186,685.10-3,219,718.60

Finding the Fourth Proportional to 10,792,505.80, 16,186,685.10 and 3,219,718.60

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Solution

The fourth proportional to 10,792,505.80, 16,186,685.10 and 3,219,718.60 is: 4,828,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792,505.80 : 16,186,685.10 = 3,219,718.60 : x
  2. Step 2: Convert to fraction form
    10,792,505.80/16,186,685.10 = 3,219,718.60/x
  3. Step 3: Cross multiply
    10,792,505.80x = 16,186,685.10 × 3,219,718.60
  4. Step 4: Simplify right side
    10,792,505.80x = 52,116,571,088,812.86
  5. Step 5: Solve for x
    x = 52,116,571,088,812.86/10,792,505.80
  6. Step 6: Final answer
    x = 4,828,959.28

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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.