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Finding the Fourth Proportional to 6,402,886.08, 8,835,794.80 and 3,502,214.16

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Solution

The fourth proportional to 6,402,886.08, 8,835,794.80 and 3,502,214.16 is: 4,832,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,886.08 : 8,835,794.80 = 3,502,214.16 : x
  2. Step 2: Convert to fraction form
    6,402,886.08/8,835,794.80 = 3,502,214.16/x
  3. Step 3: Cross multiply
    6,402,886.08x = 8,835,794.80 × 3,502,214.16
  4. Step 4: Simplify right side
    6,402,886.08x = 30,944,845,663,414.37
  5. Step 5: Solve for x
    x = 30,944,845,663,414.37/6,402,886.08
  6. Step 6: Final answer
    x = 4,832,952.71

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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.