Home / 8,927,005.90-12,319,403.13-5,007,630.84

Finding the Fourth Proportional to 8,927,005.90, 12,319,403.13 and 5,007,630.84

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Solution

The fourth proportional to 8,927,005.90, 12,319,403.13 and 5,007,630.84 is: 6,910,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,005.90 : 12,319,403.13 = 5,007,630.84 : x
  2. Step 2: Convert to fraction form
    8,927,005.90/12,319,403.13 = 5,007,630.84/x
  3. Step 3: Cross multiply
    8,927,005.90x = 12,319,403.13 × 5,007,630.84
  4. Step 4: Simplify right side
    8,927,005.90x = 61,691,022,972,944.61
  5. Step 5: Solve for x
    x = 61,691,022,972,944.61/8,927,005.90
  6. Step 6: Final answer
    x = 6,910,606.27

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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.