Home / 12,815,465.35-19,224,366.03-4,177,348.60

Finding the Fourth Proportional to 12,815,465.35, 19,224,366.03 and 4,177,348.60

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Solution

The fourth proportional to 12,815,465.35, 19,224,366.03 and 4,177,348.60 is: 6,266,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,465.35 : 19,224,366.03 = 4,177,348.60 : x
  2. Step 2: Convert to fraction form
    12,815,465.35/19,224,366.03 = 4,177,348.60/x
  3. Step 3: Cross multiply
    12,815,465.35x = 19,224,366.03 × 4,177,348.60
  4. Step 4: Simplify right side
    12,815,465.35x = 80,306,878,521,308.06
  5. Step 5: Solve for x
    x = 80,306,878,521,308.06/12,815,465.35
  6. Step 6: Final answer
    x = 6,266,403.62

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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.