Home / 8,316,047.20-12,472,904.40-2,636,845.60

Finding the Fourth Proportional to 8,316,047.20, 12,472,904.40 and 2,636,845.60

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Solution

The fourth proportional to 8,316,047.20, 12,472,904.40 and 2,636,845.60 is: 3,954,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,047.20 : 12,472,904.40 = 2,636,845.60 : x
  2. Step 2: Convert to fraction form
    8,316,047.20/12,472,904.40 = 2,636,845.60/x
  3. Step 3: Cross multiply
    8,316,047.20x = 12,472,904.40 × 2,636,845.60
  4. Step 4: Simplify right side
    8,316,047.20x = 32,889,123,086,360.64
  5. Step 5: Solve for x
    x = 32,889,123,086,360.64/8,316,047.20
  6. Step 6: Final answer
    x = 3,954,898.56

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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.