Home / 11,804,013.64-16,290,233.10-7,221,213.40

Finding the Fourth Proportional to 11,804,013.64, 16,290,233.10 and 7,221,213.40

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Solution

The fourth proportional to 11,804,013.64, 16,290,233.10 and 7,221,213.40 is: 9,965,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804,013.64 : 16,290,233.10 = 7,221,213.40 : x
  2. Step 2: Convert to fraction form
    11,804,013.64/16,290,233.10 = 7,221,213.40/x
  3. Step 3: Cross multiply
    11,804,013.64x = 16,290,233.10 × 7,221,213.40
  4. Step 4: Simplify right side
    11,804,013.64x = 117,635,249,550,843.55
  5. Step 5: Solve for x
    x = 117,635,249,550,843.55/11,804,013.64
  6. Step 6: Final answer
    x = 9,965,699.22

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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.