Home / 6,147,851.36-9,181,918.01-5,570,320.76

Finding the Fourth Proportional to 6,147,851.36, 9,181,918.01 and 5,570,320.76

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Solution

The fourth proportional to 6,147,851.36, 9,181,918.01 and 5,570,320.76 is: 8,319,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,851.36 : 9,181,918.01 = 5,570,320.76 : x
  2. Step 2: Convert to fraction form
    6,147,851.36/9,181,918.01 = 5,570,320.76/x
  3. Step 3: Cross multiply
    6,147,851.36x = 9,181,918.01 × 5,570,320.76
  4. Step 4: Simplify right side
    6,147,851.36x = 51,146,228,470,375.24
  5. Step 5: Solve for x
    x = 51,146,228,470,375.24/6,147,851.36
  6. Step 6: Final answer
    x = 8,319,366.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.