Home / 9,787,295.20-14,680,942.80-6,763,986.40

Finding the Fourth Proportional to 9,787,295.20, 14,680,942.80 and 6,763,986.40

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Solution

The fourth proportional to 9,787,295.20, 14,680,942.80 and 6,763,986.40 is: 10,145,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,295.20 : 14,680,942.80 = 6,763,986.40 : x
  2. Step 2: Convert to fraction form
    9,787,295.20/14,680,942.80 = 6,763,986.40/x
  3. Step 3: Cross multiply
    9,787,295.20x = 14,680,942.80 × 6,763,986.40
  4. Step 4: Simplify right side
    9,787,295.20x = 99,301,697,438,377.94
  5. Step 5: Solve for x
    x = 99,301,697,438,377.94/9,787,295.20
  6. Step 6: Final answer
    x = 10,145,979.60

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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.