Home / 6,617,101.74-9,927,336.51-3,886,957.86

Finding the Fourth Proportional to 6,617,101.74, 9,927,336.51 and 3,886,957.86

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Solution

The fourth proportional to 6,617,101.74, 9,927,336.51 and 3,886,957.86 is: 5,831,425.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,101.74 : 9,927,336.51 = 3,886,957.86 : x
  2. Step 2: Convert to fraction form
    6,617,101.74/9,927,336.51 = 3,886,957.86/x
  3. Step 3: Cross multiply
    6,617,101.74x = 9,927,336.51 × 3,886,957.86
  4. Step 4: Simplify right side
    6,617,101.74x = 38,587,138,676,409.47
  5. Step 5: Solve for x
    x = 38,587,138,676,409.47/6,617,101.74
  6. Step 6: Final answer
    x = 5,831,425.93

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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.