Home / 15,726,708.80-23,590,063.20-5,089,140.80

Finding the Fourth Proportional to 15,726,708.80, 23,590,063.20 and 5,089,140.80

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Solution

The fourth proportional to 15,726,708.80, 23,590,063.20 and 5,089,140.80 is: 7,633,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726,708.80 : 23,590,063.20 = 5,089,140.80 : x
  2. Step 2: Convert to fraction form
    15,726,708.80/23,590,063.20 = 5,089,140.80/x
  3. Step 3: Cross multiply
    15,726,708.80x = 23,590,063.20 × 5,089,140.80
  4. Step 4: Simplify right side
    15,726,708.80x = 120,053,153,105,698.55
  5. Step 5: Solve for x
    x = 120,053,153,105,698.55/15,726,708.80
  6. Step 6: Final answer
    x = 7,633,711.20

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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.