Home / 28,425,264.42-42,628,349.16-9,251,512.32

Finding the Fourth Proportional to 28,425,264.42, 42,628,349.16 and 9,251,512.32

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Solution

The fourth proportional to 28,425,264.42, 42,628,349.16 and 9,251,512.32 is: 13,874,161.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,425,264.42 : 42,628,349.16 = 9,251,512.32 : x
  2. Step 2: Convert to fraction form
    28,425,264.42/42,628,349.16 = 9,251,512.32/x
  3. Step 3: Cross multiply
    28,425,264.42x = 42,628,349.16 × 9,251,512.32
  4. Step 4: Simplify right side
    28,425,264.42x = 394,376,697,435,001.62
  5. Step 5: Solve for x
    x = 394,376,697,435,001.62/28,425,264.42
  6. Step 6: Final answer
    x = 13,874,161.08

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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.