Home / 10,505,428.92-14,504,239.08-6,590,552.40

Finding the Fourth Proportional to 10,505,428.92, 14,504,239.08 and 6,590,552.40

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Solution

The fourth proportional to 10,505,428.92, 14,504,239.08 and 6,590,552.40 is: 9,099,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,428.92 : 14,504,239.08 = 6,590,552.40 : x
  2. Step 2: Convert to fraction form
    10,505,428.92/14,504,239.08 = 6,590,552.40/x
  3. Step 3: Cross multiply
    10,505,428.92x = 14,504,239.08 × 6,590,552.40
  4. Step 4: Simplify right side
    10,505,428.92x = 95,590,947,678,867.80
  5. Step 5: Solve for x
    x = 95,590,947,678,867.80/10,505,428.92
  6. Step 6: Final answer
    x = 9,099,195.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.