Home / 10,080,300.40-15,122,418.90-4,013,999.80

Finding the Fourth Proportional to 10,080,300.40, 15,122,418.90 and 4,013,999.80

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Solution

The fourth proportional to 10,080,300.40, 15,122,418.90 and 4,013,999.80 is: 6,021,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,300.40 : 15,122,418.90 = 4,013,999.80 : x
  2. Step 2: Convert to fraction form
    10,080,300.40/15,122,418.90 = 4,013,999.80/x
  3. Step 3: Cross multiply
    10,080,300.40x = 15,122,418.90 × 4,013,999.80
  4. Step 4: Simplify right side
    10,080,300.40x = 60,701,386,440,116.22
  5. Step 5: Solve for x
    x = 60,701,386,440,116.22/10,080,300.40
  6. Step 6: Final answer
    x = 6,021,783.48

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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.