Home / 10,367,975.76-14,307,815.52-5,784,298.08

Finding the Fourth Proportional to 10,367,975.76, 14,307,815.52 and 5,784,298.08

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Solution

The fourth proportional to 10,367,975.76, 14,307,815.52 and 5,784,298.08 is: 7,982,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,975.76 : 14,307,815.52 = 5,784,298.08 : x
  2. Step 2: Convert to fraction form
    10,367,975.76/14,307,815.52 = 5,784,298.08/x
  3. Step 3: Cross multiply
    10,367,975.76x = 14,307,815.52 × 5,784,298.08
  4. Step 4: Simplify right side
    10,367,975.76x = 82,760,669,841,330.20
  5. Step 5: Solve for x
    x = 82,760,669,841,330.20/10,367,975.76
  6. Step 6: Final answer
    x = 7,982,336.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.