Home / 9,979,221.60-14,968,832.40-5,196,252.60

Finding the Fourth Proportional to 9,979,221.60, 14,968,832.40 and 5,196,252.60

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Solution

The fourth proportional to 9,979,221.60, 14,968,832.40 and 5,196,252.60 is: 7,794,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,221.60 : 14,968,832.40 = 5,196,252.60 : x
  2. Step 2: Convert to fraction form
    9,979,221.60/14,968,832.40 = 5,196,252.60/x
  3. Step 3: Cross multiply
    9,979,221.60x = 14,968,832.40 × 5,196,252.60
  4. Step 4: Simplify right side
    9,979,221.60x = 77,781,834,277,464.23
  5. Step 5: Solve for x
    x = 77,781,834,277,464.23/9,979,221.60
  6. Step 6: Final answer
    x = 7,794,378.90

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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.