Home / 6,464,364.48-8,921,630.52-3,711,913.20

Finding the Fourth Proportional to 6,464,364.48, 8,921,630.52 and 3,711,913.20

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Solution

The fourth proportional to 6,464,364.48, 8,921,630.52 and 3,711,913.20 is: 5,122,903.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,364.48 : 8,921,630.52 = 3,711,913.20 : x
  2. Step 2: Convert to fraction form
    6,464,364.48/8,921,630.52 = 3,711,913.20/x
  3. Step 3: Cross multiply
    6,464,364.48x = 8,921,630.52 × 3,711,913.20
  4. Step 4: Simplify right side
    6,464,364.48x = 33,116,318,092,710.86
  5. Step 5: Solve for x
    x = 33,116,318,092,710.86/6,464,364.48
  6. Step 6: Final answer
    x = 5,122,903.91

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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.