Home / 8,695,935.36-12,985,344.54-7,101,660.96

Finding the Fourth Proportional to 8,695,935.36, 12,985,344.54 and 7,101,660.96

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Solution

The fourth proportional to 8,695,935.36, 12,985,344.54 and 7,101,660.96 is: 10,604,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695,935.36 : 12,985,344.54 = 7,101,660.96 : x
  2. Step 2: Convert to fraction form
    8,695,935.36/12,985,344.54 = 7,101,660.96/x
  3. Step 3: Cross multiply
    8,695,935.36x = 12,985,344.54 × 7,101,660.96
  4. Step 4: Simplify right side
    8,695,935.36x = 92,217,514,371,867.16
  5. Step 5: Solve for x
    x = 92,217,514,371,867.16/8,695,935.36
  6. Step 6: Final answer
    x = 10,604,668.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.