Home / 13,547,590.24-18,693,262.62-7,667,196.76

Finding the Fourth Proportional to 13,547,590.24, 18,693,262.62 and 7,667,196.76

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Solution

The fourth proportional to 13,547,590.24, 18,693,262.62 and 7,667,196.76 is: 10,579,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,590.24 : 18,693,262.62 = 7,667,196.76 : x
  2. Step 2: Convert to fraction form
    13,547,590.24/18,693,262.62 = 7,667,196.76/x
  3. Step 3: Cross multiply
    13,547,590.24x = 18,693,262.62 × 7,667,196.76
  4. Step 4: Simplify right side
    13,547,590.24x = 143,324,922,593,893.12
  5. Step 5: Solve for x
    x = 143,324,922,593,893.12/13,547,590.24
  6. Step 6: Final answer
    x = 10,579,366.52

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Double scale
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Similar ratio
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1.5x scale

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.