Home / 35,668,438.20-53,519,246.10-18,648,329.40

Finding the Fourth Proportional to 35,668,438.20, 53,519,246.10 and 18,648,329.40

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Solution

The fourth proportional to 35,668,438.20, 53,519,246.10 and 18,648,329.40 is: 27,981,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668,438.20 : 53,519,246.10 = 18,648,329.40 : x
  2. Step 2: Convert to fraction form
    35,668,438.20/53,519,246.10 = 18,648,329.40/x
  3. Step 3: Cross multiply
    35,668,438.20x = 53,519,246.10 × 18,648,329.40
  4. Step 4: Simplify right side
    35,668,438.20x = 998,044,530,512,465.25
  5. Step 5: Solve for x
    x = 998,044,530,512,465.25/35,668,438.20
  6. Step 6: Final answer
    x = 27,981,167.13

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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.