Home / 9,636,536.17-13,298,439.09-5,285,658.25

Finding the Fourth Proportional to 9,636,536.17, 13,298,439.09 and 5,285,658.25

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Solution

The fourth proportional to 9,636,536.17, 13,298,439.09 and 5,285,658.25 is: 7,294,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636,536.17 : 13,298,439.09 = 5,285,658.25 : x
  2. Step 2: Convert to fraction form
    9,636,536.17/13,298,439.09 = 5,285,658.25/x
  3. Step 3: Cross multiply
    9,636,536.17x = 13,298,439.09 × 5,285,658.25
  4. Step 4: Simplify right side
    9,636,536.17x = 70,291,004,288,180.99
  5. Step 5: Solve for x
    x = 70,291,004,288,180.99/9,636,536.17
  6. Step 6: Final answer
    x = 7,294,218.90

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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.