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Finding the Fourth Proportional to 9,344,997.60, 14,009,623.20 and 4,857,273.60

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Solution

The fourth proportional to 9,344,997.60, 14,009,623.20 and 4,857,273.60 is: 7,281,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344,997.60 : 14,009,623.20 = 4,857,273.60 : x
  2. Step 2: Convert to fraction form
    9,344,997.60/14,009,623.20 = 4,857,273.60/x
  3. Step 3: Cross multiply
    9,344,997.60x = 14,009,623.20 × 4,857,273.60
  4. Step 4: Simplify right side
    9,344,997.60x = 68,048,572,915,307.51
  5. Step 5: Solve for x
    x = 68,048,572,915,307.51/9,344,997.60
  6. Step 6: Final answer
    x = 7,281,818.13

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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.