Home / 28,645,459.32-42,967,763.73-7,080,059.82

Finding the Fourth Proportional to 28,645,459.32, 42,967,763.73 and 7,080,059.82

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Solution

The fourth proportional to 28,645,459.32, 42,967,763.73 and 7,080,059.82 is: 10,619,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,645,459.32 : 42,967,763.73 = 7,080,059.82 : x
  2. Step 2: Convert to fraction form
    28,645,459.32/42,967,763.73 = 7,080,059.82/x
  3. Step 3: Cross multiply
    28,645,459.32x = 42,967,763.73 × 7,080,059.82
  4. Step 4: Simplify right side
    28,645,459.32x = 304,214,337,540,026.31
  5. Step 5: Solve for x
    x = 304,214,337,540,026.31/28,645,459.32
  6. Step 6: Final answer
    x = 10,619,984.62

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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.