Home / 10,080,490.40-15,120,735.60-5,828,962.40

Finding the Fourth Proportional to 10,080,490.40, 15,120,735.60 and 5,828,962.40

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Solution

The fourth proportional to 10,080,490.40, 15,120,735.60 and 5,828,962.40 is: 8,743,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,490.40 : 15,120,735.60 = 5,828,962.40 : x
  2. Step 2: Convert to fraction form
    10,080,490.40/15,120,735.60 = 5,828,962.40/x
  3. Step 3: Cross multiply
    10,080,490.40x = 15,120,735.60 × 5,828,962.40
  4. Step 4: Simplify right side
    10,080,490.40x = 88,138,199,272,741.44
  5. Step 5: Solve for x
    x = 88,138,199,272,741.44/10,080,490.40
  6. Step 6: Final answer
    x = 8,743,443.60

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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.