Home / 28,141,097.64-42,200,886.24-15,354,768.12

Finding the Fourth Proportional to 28,141,097.64, 42,200,886.24 and 15,354,768.12

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Solution

The fourth proportional to 28,141,097.64, 42,200,886.24 and 15,354,768.12 is: 23,026,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,141,097.64 : 42,200,886.24 = 15,354,768.12 : x
  2. Step 2: Convert to fraction form
    28,141,097.64/42,200,886.24 = 15,354,768.12/x
  3. Step 3: Cross multiply
    28,141,097.64x = 42,200,886.24 × 15,354,768.12
  4. Step 4: Simplify right side
    28,141,097.64x = 647,984,822,673,698.62
  5. Step 5: Solve for x
    x = 647,984,822,673,698.62/28,141,097.64
  6. Step 6: Final answer
    x = 23,026,281.03

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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.