Home / 9,881,962.80-14,800,825.80-8,112,490.80

Finding the Fourth Proportional to 9,881,962.80, 14,800,825.80 and 8,112,490.80

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Solution

The fourth proportional to 9,881,962.80, 14,800,825.80 and 8,112,490.80 is: 12,150,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,962.80 : 14,800,825.80 = 8,112,490.80 : x
  2. Step 2: Convert to fraction form
    9,881,962.80/14,800,825.80 = 8,112,490.80/x
  3. Step 3: Cross multiply
    9,881,962.80x = 14,800,825.80 × 8,112,490.80
  4. Step 4: Simplify right side
    9,881,962.80x = 120,071,563,134,902.64
  5. Step 5: Solve for x
    x = 120,071,563,134,902.64/9,881,962.80
  6. Step 6: Final answer
    x = 12,150,578.34

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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.