Home / 10,979,397.39-16,472,537.91-6,607,307.21

Finding the Fourth Proportional to 10,979,397.39, 16,472,537.91 and 6,607,307.21

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Solution

The fourth proportional to 10,979,397.39, 16,472,537.91 and 6,607,307.21 is: 9,913,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979,397.39 : 16,472,537.91 = 6,607,307.21 : x
  2. Step 2: Convert to fraction form
    10,979,397.39/16,472,537.91 = 6,607,307.21/x
  3. Step 3: Cross multiply
    10,979,397.39x = 16,472,537.91 × 6,607,307.21
  4. Step 4: Simplify right side
    10,979,397.39x = 108,839,118,540,922.69
  5. Step 5: Solve for x
    x = 108,839,118,540,922.69/10,979,397.39
  6. Step 6: Final answer
    x = 9,913,032.08

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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.