Home / 55,880,192.80-83,820,289.20-49,161,728.80

Finding the Fourth Proportional to 55,880,192.80, 83,820,289.20 and 49,161,728.80

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Solution

The fourth proportional to 55,880,192.80, 83,820,289.20 and 49,161,728.80 is: 73,742,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,880,192.80 : 83,820,289.20 = 49,161,728.80 : x
  2. Step 2: Convert to fraction form
    55,880,192.80/83,820,289.20 = 49,161,728.80/x
  3. Step 3: Cross multiply
    55,880,192.80x = 83,820,289.20 × 49,161,728.80
  4. Step 4: Simplify right side
    55,880,192.80x = 4,120,750,325,587,969
  5. Step 5: Solve for x
    x = 4,120,750,325,587,969/55,880,192.80
  6. Step 6: Final answer
    x = 73,742,593.20

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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.