Home / 10,072,622.16-13,899,813.84-5,488,845.12

Finding the Fourth Proportional to 10,072,622.16, 13,899,813.84 and 5,488,845.12

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Solution

The fourth proportional to 10,072,622.16, 13,899,813.84 and 5,488,845.12 is: 7,574,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072,622.16 : 13,899,813.84 = 5,488,845.12 : x
  2. Step 2: Convert to fraction form
    10,072,622.16/13,899,813.84 = 5,488,845.12/x
  3. Step 3: Cross multiply
    10,072,622.16x = 13,899,813.84 × 5,488,845.12
  4. Step 4: Simplify right side
    10,072,622.16x = 76,293,925,364,592.47
  5. Step 5: Solve for x
    x = 76,293,925,364,592.47/10,072,622.16
  6. Step 6: Final answer
    x = 7,574,385.71

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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.