Home / 28,469,323.07-42,695,152.55-10,271,152.55

Finding the Fourth Proportional to 28,469,323.07, 42,695,152.55 and 10,271,152.55

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Solution

The fourth proportional to 28,469,323.07, 42,695,152.55 and 10,271,152.55 is: 15,403,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,323.07 : 42,695,152.55 = 10,271,152.55 : x
  2. Step 2: Convert to fraction form
    28,469,323.07/42,695,152.55 = 10,271,152.55/x
  3. Step 3: Cross multiply
    28,469,323.07x = 42,695,152.55 × 10,271,152.55
  4. Step 4: Simplify right side
    28,469,323.07x = 438,528,425,080,470.44
  5. Step 5: Solve for x
    x = 438,528,425,080,470.44/28,469,323.07
  6. Step 6: Final answer
    x = 15,403,542.40

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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.