Home / 8,783,128.98-13,178,461.50-3,395,563.20

Finding the Fourth Proportional to 8,783,128.98, 13,178,461.50 and 3,395,563.20

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Solution

The fourth proportional to 8,783,128.98, 13,178,461.50 and 3,395,563.20 is: 5,094,801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,128.98 : 13,178,461.50 = 3,395,563.20 : x
  2. Step 2: Convert to fraction form
    8,783,128.98/13,178,461.50 = 3,395,563.20/x
  3. Step 3: Cross multiply
    8,783,128.98x = 13,178,461.50 × 3,395,563.20
  4. Step 4: Simplify right side
    8,783,128.98x = 44,748,298,902,016.80
  5. Step 5: Solve for x
    x = 44,748,298,902,016.80/8,783,128.98
  6. Step 6: Final answer
    x = 5,094,801.52

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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.