Home / 8,258,239-11,396,369.82-4,636,644.76

Finding the Fourth Proportional to 8,258,239, 11,396,369.82 and 4,636,644.76

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Solution

The fourth proportional to 8,258,239, 11,396,369.82 and 4,636,644.76 is: 6,398,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,239 : 11,396,369.82 = 4,636,644.76 : x
  2. Step 2: Convert to fraction form
    8,258,239/11,396,369.82 = 4,636,644.76/x
  3. Step 3: Cross multiply
    8,258,239x = 11,396,369.82 × 4,636,644.76
  4. Step 4: Simplify right side
    8,258,239x = 52,840,918,408,925.14
  5. Step 5: Solve for x
    x = 52,840,918,408,925.14/8,258,239
  6. Step 6: Final answer
    x = 6,398,569.77

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Double scale
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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.