Home / 8,417,922.30-11,615,865.88-6,213,957.66

Finding the Fourth Proportional to 8,417,922.30, 11,615,865.88 and 6,213,957.66

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Solution

The fourth proportional to 8,417,922.30, 11,615,865.88 and 6,213,957.66 is: 8,574,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417,922.30 : 11,615,865.88 = 6,213,957.66 : x
  2. Step 2: Convert to fraction form
    8,417,922.30/11,615,865.88 = 6,213,957.66/x
  3. Step 3: Cross multiply
    8,417,922.30x = 11,615,865.88 × 6,213,957.66
  4. Step 4: Simplify right side
    8,417,922.30x = 72,180,498,762,558.64
  5. Step 5: Solve for x
    x = 72,180,498,762,558.64/8,417,922.30
  6. Step 6: Final answer
    x = 8,574,621.65

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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.