Home / 10,121,098.80-13,967,150.04-5,537,406

Finding the Fourth Proportional to 10,121,098.80, 13,967,150.04 and 5,537,406

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Solution

The fourth proportional to 10,121,098.80, 13,967,150.04 and 5,537,406 is: 7,641,638.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,121,098.80 : 13,967,150.04 = 5,537,406 : x
  2. Step 2: Convert to fraction form
    10,121,098.80/13,967,150.04 = 5,537,406/x
  3. Step 3: Cross multiply
    10,121,098.80x = 13,967,150.04 × 5,537,406
  4. Step 4: Simplify right side
    10,121,098.80x = 77,341,780,434,396.23
  5. Step 5: Solve for x
    x = 77,341,780,434,396.23/10,121,098.80
  6. Step 6: Final answer
    x = 7,641,638.72

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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.