Home / 51,094,438.52-76,642,743.41-18,307,143

Finding the Fourth Proportional to 51,094,438.52, 76,642,743.41 and 18,307,143

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Solution

The fourth proportional to 51,094,438.52, 76,642,743.41 and 18,307,143 is: 27,461,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,094,438.52 : 76,642,743.41 = 18,307,143 : x
  2. Step 2: Convert to fraction form
    51,094,438.52/76,642,743.41 = 18,307,143/x
  3. Step 3: Cross multiply
    51,094,438.52x = 76,642,743.41 × 18,307,143
  4. Step 4: Simplify right side
    51,094,438.52x = 1,403,109,663,519,177.50
  5. Step 5: Solve for x
    x = 1,403,109,663,519,177.50/51,094,438.52
  6. Step 6: Final answer
    x = 27,461,103.48

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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.