Home / 55,186,220.28-82,792,151.64-18,794,926.92

Finding the Fourth Proportional to 55,186,220.28, 82,792,151.64 and 18,794,926.92

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Solution

The fourth proportional to 55,186,220.28, 82,792,151.64 and 18,794,926.92 is: 28,196,756.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,186,220.28 : 82,792,151.64 = 18,794,926.92 : x
  2. Step 2: Convert to fraction form
    55,186,220.28/82,792,151.64 = 18,794,926.92/x
  3. Step 3: Cross multiply
    55,186,220.28x = 82,792,151.64 × 18,794,926.92
  4. Step 4: Simplify right side
    55,186,220.28x = 1,556,072,439,623,358.25
  5. Step 5: Solve for x
    x = 1,556,072,439,623,358.25/55,186,220.28
  6. Step 6: Final answer
    x = 28,196,756.94

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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.