Home / 17,312,680.40-25,934,806.20-15,185,166.80

Finding the Fourth Proportional to 17,312,680.40, 25,934,806.20 and 15,185,166.80

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Solution

The fourth proportional to 17,312,680.40, 25,934,806.20 and 15,185,166.80 is: 22,747,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,680.40 : 25,934,806.20 = 15,185,166.80 : x
  2. Step 2: Convert to fraction form
    17,312,680.40/25,934,806.20 = 15,185,166.80/x
  3. Step 3: Cross multiply
    17,312,680.40x = 25,934,806.20 × 15,185,166.80
  4. Step 4: Simplify right side
    17,312,680.40x = 393,824,358,072,674.19
  5. Step 5: Solve for x
    x = 393,824,358,072,674.19/17,312,680.40
  6. Step 6: Final answer
    x = 22,747,740.33

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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.