Home / 9,121,166.33-12,587,208.98-4,991,198.00

Finding the Fourth Proportional to 9,121,166.33, 12,587,208.98 and 4,991,198.00

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Solution

The fourth proportional to 9,121,166.33, 12,587,208.98 and 4,991,198.00 is: 6,887,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,166.33 : 12,587,208.98 = 4,991,198.00 : x
  2. Step 2: Convert to fraction form
    9,121,166.33/12,587,208.98 = 4,991,198.00/x
  3. Step 3: Cross multiply
    9,121,166.33x = 12,587,208.98 × 4,991,198.00
  4. Step 4: Simplify right side
    9,121,166.33x = 62,825,252,198,666.01
  5. Step 5: Solve for x
    x = 62,825,252,198,666.01/9,121,166.33
  6. Step 6: Final answer
    x = 6,887,852.93

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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.