Home / 13,182,922.59-18,192,578.69-7,302,646.84

Finding the Fourth Proportional to 13,182,922.59, 18,192,578.69 and 7,302,646.84

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Solution

The fourth proportional to 13,182,922.59, 18,192,578.69 and 7,302,646.84 is: 10,077,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,922.59 : 18,192,578.69 = 7,302,646.84 : x
  2. Step 2: Convert to fraction form
    13,182,922.59/18,192,578.69 = 7,302,646.84/x
  3. Step 3: Cross multiply
    13,182,922.59x = 18,192,578.69 × 7,302,646.84
  4. Step 4: Simplify right side
    13,182,922.59x = 132,853,977,281,979.84
  5. Step 5: Solve for x
    x = 132,853,977,281,979.84/13,182,922.59
  6. Step 6: Final answer
    x = 10,077,733.25

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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.