Home / 7,955,671.92-11,927,071.80-2,487,953.66

Finding the Fourth Proportional to 7,955,671.92, 11,927,071.80 and 2,487,953.66

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Solution

The fourth proportional to 7,955,671.92, 11,927,071.80 and 2,487,953.66 is: 3,729,917.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955,671.92 : 11,927,071.80 = 2,487,953.66 : x
  2. Step 2: Convert to fraction form
    7,955,671.92/11,927,071.80 = 2,487,953.66/x
  3. Step 3: Cross multiply
    7,955,671.92x = 11,927,071.80 × 2,487,953.66
  4. Step 4: Simplify right side
    7,955,671.92x = 29,674,001,878,257.43
  5. Step 5: Solve for x
    x = 29,674,001,878,257.43/7,955,671.92
  6. Step 6: Final answer
    x = 3,729,917.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.