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Finding the Fourth Proportional to 9,968,797.10, 14,963,026.05 and 4,925,801.90

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Solution

The fourth proportional to 9,968,797.10, 14,963,026.05 and 4,925,801.90 is: 7,393,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,797.10 : 14,963,026.05 = 4,925,801.90 : x
  2. Step 2: Convert to fraction form
    9,968,797.10/14,963,026.05 = 4,925,801.90/x
  3. Step 3: Cross multiply
    9,968,797.10x = 14,963,026.05 × 4,925,801.90
  4. Step 4: Simplify right side
    9,968,797.10x = 73,704,902,146,839.50
  5. Step 5: Solve for x
    x = 73,704,902,146,839.50/9,968,797.10
  6. Step 6: Final answer
    x = 7,393,560.27

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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.