Home / 13,778,043.84-20,671,714.80-6,100,640.64

Finding the Fourth Proportional to 13,778,043.84, 20,671,714.80 and 6,100,640.64

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Solution

The fourth proportional to 13,778,043.84, 20,671,714.80 and 6,100,640.64 is: 9,153,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,778,043.84 : 20,671,714.80 = 6,100,640.64 : x
  2. Step 2: Convert to fraction form
    13,778,043.84/20,671,714.80 = 6,100,640.64/x
  3. Step 3: Cross multiply
    13,778,043.84x = 20,671,714.80 × 6,100,640.64
  4. Step 4: Simplify right side
    13,778,043.84x = 126,110,703,407,369.47
  5. Step 5: Solve for x
    x = 126,110,703,407,369.47/13,778,043.84
  6. Step 6: Final answer
    x = 9,153,019.46

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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.