Home / 6,648,750.64-9,174,880.38-3,857,657.65

Finding the Fourth Proportional to 6,648,750.64, 9,174,880.38 and 3,857,657.65

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Solution

The fourth proportional to 6,648,750.64, 9,174,880.38 and 3,857,657.65 is: 5,323,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,750.64 : 9,174,880.38 = 3,857,657.65 : x
  2. Step 2: Convert to fraction form
    6,648,750.64/9,174,880.38 = 3,857,657.65/x
  3. Step 3: Cross multiply
    6,648,750.64x = 9,174,880.38 × 3,857,657.65
  4. Step 4: Simplify right side
    6,648,750.64x = 35,393,547,507,180.30
  5. Step 5: Solve for x
    x = 35,393,547,507,180.30/6,648,750.64
  6. Step 6: Final answer
    x = 5,323,338.09

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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.