Home / 9,966,093.40-14,949,140.10-5,419,320.40

Finding the Fourth Proportional to 9,966,093.40, 14,949,140.10 and 5,419,320.40

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Solution

The fourth proportional to 9,966,093.40, 14,949,140.10 and 5,419,320.40 is: 8,128,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,093.40 : 14,949,140.10 = 5,419,320.40 : x
  2. Step 2: Convert to fraction form
    9,966,093.40/14,949,140.10 = 5,419,320.40/x
  3. Step 3: Cross multiply
    9,966,093.40x = 14,949,140.10 × 5,419,320.40
  4. Step 4: Simplify right side
    9,966,093.40x = 81,014,179,906,388.05
  5. Step 5: Solve for x
    x = 81,014,179,906,388.05/9,966,093.40
  6. Step 6: Final answer
    x = 8,128,980.60

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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.