Home / 55,143,368.88-82,715,157-22,759,750.32

Finding the Fourth Proportional to 55,143,368.88, 82,715,157 and 22,759,750.32

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Solution

The fourth proportional to 55,143,368.88, 82,715,157 and 22,759,750.32 is: 34,139,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,368.88 : 82,715,157 = 22,759,750.32 : x
  2. Step 2: Convert to fraction form
    55,143,368.88/82,715,157 = 22,759,750.32/x
  3. Step 3: Cross multiply
    55,143,368.88x = 82,715,157 × 22,759,750.32
  4. Step 4: Simplify right side
    55,143,368.88x = 1,882,576,320,999,600.25
  5. Step 5: Solve for x
    x = 1,882,576,320,999,600.25/55,143,368.88
  6. Step 6: Final answer
    x = 34,139,668.27

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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.