Home / 9,770,838.40-14,656,257.60-7,345,892.80

Finding the Fourth Proportional to 9,770,838.40, 14,656,257.60 and 7,345,892.80

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Solution

The fourth proportional to 9,770,838.40, 14,656,257.60 and 7,345,892.80 is: 11,018,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770,838.40 : 14,656,257.60 = 7,345,892.80 : x
  2. Step 2: Convert to fraction form
    9,770,838.40/14,656,257.60 = 7,345,892.80/x
  3. Step 3: Cross multiply
    9,770,838.40x = 14,656,257.60 × 7,345,892.80
  4. Step 4: Simplify right side
    9,770,838.40x = 107,663,297,178,785.28
  5. Step 5: Solve for x
    x = 107,663,297,178,785.28/9,770,838.40
  6. Step 6: Final answer
    x = 11,018,839.20

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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.