Home / 28,537,025.12-42,805,422.24-10,336,960.88

Finding the Fourth Proportional to 28,537,025.12, 42,805,422.24 and 10,336,960.88

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Solution

The fourth proportional to 28,537,025.12, 42,805,422.24 and 10,336,960.88 is: 15,505,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537,025.12 : 42,805,422.24 = 10,336,960.88 : x
  2. Step 2: Convert to fraction form
    28,537,025.12/42,805,422.24 = 10,336,960.88/x
  3. Step 3: Cross multiply
    28,537,025.12x = 42,805,422.24 × 10,336,960.88
  4. Step 4: Simplify right side
    28,537,025.12x = 442,477,975,146,762
  5. Step 5: Solve for x
    x = 442,477,975,146,762/28,537,025.12
  6. Step 6: Final answer
    x = 15,505,399.50

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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.