Home / 28,445,164.62-42,667,767.70-6,879,787.07

Finding the Fourth Proportional to 28,445,164.62, 42,667,767.70 and 6,879,787.07

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Solution

The fourth proportional to 28,445,164.62, 42,667,767.70 and 6,879,787.07 is: 10,319,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445,164.62 : 42,667,767.70 = 6,879,787.07 : x
  2. Step 2: Convert to fraction form
    28,445,164.62/42,667,767.70 = 6,879,787.07/x
  3. Step 3: Cross multiply
    28,445,164.62x = 42,667,767.70 × 6,879,787.07
  4. Step 4: Simplify right side
    28,445,164.62x = 293,545,156,617,693.56
  5. Step 5: Solve for x
    x = 293,545,156,617,693.56/28,445,164.62
  6. Step 6: Final answer
    x = 10,319,685.63

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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.