Home / 9,163,437.90-12,644,806.86-5,296,209.54

Finding the Fourth Proportional to 9,163,437.90, 12,644,806.86 and 5,296,209.54

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Solution

The fourth proportional to 9,163,437.90, 12,644,806.86 and 5,296,209.54 is: 7,308,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,437.90 : 12,644,806.86 = 5,296,209.54 : x
  2. Step 2: Convert to fraction form
    9,163,437.90/12,644,806.86 = 5,296,209.54/x
  3. Step 3: Cross multiply
    9,163,437.90x = 12,644,806.86 × 5,296,209.54
  4. Step 4: Simplify right side
    9,163,437.90x = 66,969,546,723,389.45
  5. Step 5: Solve for x
    x = 66,969,546,723,389.45/9,163,437.90
  6. Step 6: Final answer
    x = 7,308,342.94

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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.