Home / 9,979,170.90-14,962,851.45-5,196,201.90

Finding the Fourth Proportional to 9,979,170.90, 14,962,851.45 and 5,196,201.90

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Solution

The fourth proportional to 9,979,170.90, 14,962,851.45 and 5,196,201.90 is: 7,791,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,170.90 : 14,962,851.45 = 5,196,201.90 : x
  2. Step 2: Convert to fraction form
    9,979,170.90/14,962,851.45 = 5,196,201.90/x
  3. Step 3: Cross multiply
    9,979,170.90x = 14,962,851.45 × 5,196,201.90
  4. Step 4: Simplify right side
    9,979,170.90x = 77,749,997,133,907.75
  5. Step 5: Solve for x
    x = 77,749,997,133,907.75/9,979,170.90
  6. Step 6: Final answer
    x = 7,791,228.14

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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.