Home / 10,131,065.97-13,980,894.08-5,484,899.90

Finding the Fourth Proportional to 10,131,065.97, 13,980,894.08 and 5,484,899.90

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Solution

The fourth proportional to 10,131,065.97, 13,980,894.08 and 5,484,899.90 is: 7,569,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,065.97 : 13,980,894.08 = 5,484,899.90 : x
  2. Step 2: Convert to fraction form
    10,131,065.97/13,980,894.08 = 5,484,899.90/x
  3. Step 3: Cross multiply
    10,131,065.97x = 13,980,894.08 × 5,484,899.90
  4. Step 4: Simplify right side
    10,131,065.97x = 76,683,804,541,302.59
  5. Step 5: Solve for x
    x = 76,683,804,541,302.59/10,131,065.97
  6. Step 6: Final answer
    x = 7,569,174.34

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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.