Home / 13,756,488.30-18,963,944.91-9,613,656.90

Finding the Fourth Proportional to 13,756,488.30, 18,963,944.91 and 9,613,656.90

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Solution

The fourth proportional to 13,756,488.30, 18,963,944.91 and 9,613,656.90 is: 13,252,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756,488.30 : 18,963,944.91 = 9,613,656.90 : x
  2. Step 2: Convert to fraction form
    13,756,488.30/18,963,944.91 = 9,613,656.90/x
  3. Step 3: Cross multiply
    13,756,488.30x = 18,963,944.91 × 9,613,656.90
  4. Step 4: Simplify right side
    13,756,488.30x = 182,312,859,835,241.38
  5. Step 5: Solve for x
    x = 182,312,859,835,241.38/13,756,488.30
  6. Step 6: Final answer
    x = 13,252,863.37

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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.