Home / 40,421,340.80-60,639,884.40-11,668,414.40

Finding the Fourth Proportional to 40,421,340.80, 60,639,884.40 and 11,668,414.40

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Solution

The fourth proportional to 40,421,340.80, 60,639,884.40 and 11,668,414.40 is: 17,504,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421,340.80 : 60,639,884.40 = 11,668,414.40 : x
  2. Step 2: Convert to fraction form
    40,421,340.80/60,639,884.40 = 11,668,414.40/x
  3. Step 3: Cross multiply
    40,421,340.80x = 60,639,884.40 × 11,668,414.40
  4. Step 4: Simplify right side
    40,421,340.80x = 707,571,300,347,295.38
  5. Step 5: Solve for x
    x = 707,571,300,347,295.38/40,421,340.80
  6. Step 6: Final answer
    x = 17,504,894.35

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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.