Home / 7,239,056.70-9,987,397.11-4,627,088.70

Finding the Fourth Proportional to 7,239,056.70, 9,987,397.11 and 4,627,088.70

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Solution

The fourth proportional to 7,239,056.70, 9,987,397.11 and 4,627,088.70 is: 6,383,783.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,056.70 : 9,987,397.11 = 4,627,088.70 : x
  2. Step 2: Convert to fraction form
    7,239,056.70/9,987,397.11 = 4,627,088.70/x
  3. Step 3: Cross multiply
    7,239,056.70x = 9,987,397.11 × 4,627,088.70
  4. Step 4: Simplify right side
    7,239,056.70x = 46,212,572,310,093.66
  5. Step 5: Solve for x
    x = 46,212,572,310,093.66/7,239,056.70
  6. Step 6: Final answer
    x = 6,383,783.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.