Home / 5,909,809.70-8,864,714.55-3,390,385.70

Finding the Fourth Proportional to 5,909,809.70, 8,864,714.55 and 3,390,385.70

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Solution

The fourth proportional to 5,909,809.70, 8,864,714.55 and 3,390,385.70 is: 5,085,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909,809.70 : 8,864,714.55 = 3,390,385.70 : x
  2. Step 2: Convert to fraction form
    5,909,809.70/8,864,714.55 = 3,390,385.70/x
  3. Step 3: Cross multiply
    5,909,809.70x = 8,864,714.55 × 3,390,385.70
  4. Step 4: Simplify right side
    5,909,809.70x = 30,054,801,444,901.94
  5. Step 5: Solve for x
    x = 30,054,801,444,901.94/5,909,809.70
  6. Step 6: Final answer
    x = 5,085,578.55

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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.