Home / 8,815,631.74-12,164,904.74-4,947,405.56

Finding the Fourth Proportional to 8,815,631.74, 12,164,904.74 and 4,947,405.56

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Solution

The fourth proportional to 8,815,631.74, 12,164,904.74 and 4,947,405.56 is: 6,827,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,631.74 : 12,164,904.74 = 4,947,405.56 : x
  2. Step 2: Convert to fraction form
    8,815,631.74/12,164,904.74 = 4,947,405.56/x
  3. Step 3: Cross multiply
    8,815,631.74x = 12,164,904.74 × 4,947,405.56
  4. Step 4: Simplify right side
    8,815,631.74x = 60,184,717,347,546.35
  5. Step 5: Solve for x
    x = 60,184,717,347,546.35/8,815,631.74
  6. Step 6: Final answer
    x = 6,827,045.31

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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.