Home / 8,319,765.83-11,481,252.59-4,648,685.28

Finding the Fourth Proportional to 8,319,765.83, 11,481,252.59 and 4,648,685.28

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Solution

The fourth proportional to 8,319,765.83, 11,481,252.59 and 4,648,685.28 is: 6,415,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,765.83 : 11,481,252.59 = 4,648,685.28 : x
  2. Step 2: Convert to fraction form
    8,319,765.83/11,481,252.59 = 4,648,685.28/x
  3. Step 3: Cross multiply
    8,319,765.83x = 11,481,252.59 × 4,648,685.28
  4. Step 4: Simplify right side
    8,319,765.83x = 53,372,729,887,851.45
  5. Step 5: Solve for x
    x = 53,372,729,887,851.45/8,319,765.83
  6. Step 6: Final answer
    x = 6,415,172.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.