Home / 28,585,500.24-39,448,240.24-15,532,759.10

Finding the Fourth Proportional to 28,585,500.24, 39,448,240.24 and 15,532,759.10

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Solution

The fourth proportional to 28,585,500.24, 39,448,240.24 and 15,532,759.10 is: 21,435,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585,500.24 : 39,448,240.24 = 15,532,759.10 : x
  2. Step 2: Convert to fraction form
    28,585,500.24/39,448,240.24 = 15,532,759.10/x
  3. Step 3: Cross multiply
    28,585,500.24x = 39,448,240.24 × 15,532,759.10
  4. Step 4: Simplify right side
    28,585,500.24x = 612,740,012,566,846.25
  5. Step 5: Solve for x
    x = 612,740,012,566,846.25/28,585,500.24
  6. Step 6: Final answer
    x = 21,435,343.35

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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.