Home / 9,205,418.25-12,708,926.46-8,184,001.77

Finding the Fourth Proportional to 9,205,418.25, 12,708,926.46 and 8,184,001.77

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Solution

The fourth proportional to 9,205,418.25, 12,708,926.46 and 8,184,001.77 is: 11,298,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,418.25 : 12,708,926.46 = 8,184,001.77 : x
  2. Step 2: Convert to fraction form
    9,205,418.25/12,708,926.46 = 8,184,001.77/x
  3. Step 3: Cross multiply
    9,205,418.25x = 12,708,926.46 × 8,184,001.77
  4. Step 4: Simplify right side
    9,205,418.25x = 104,009,876,643,439.83
  5. Step 5: Solve for x
    x = 104,009,876,643,439.83/9,205,418.25
  6. Step 6: Final answer
    x = 11,298,767.08

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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.