Home / 19,172,838.74-26,459,170.35-11,339,066.25

Finding the Fourth Proportional to 19,172,838.74, 26,459,170.35 and 11,339,066.25

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Solution

The fourth proportional to 19,172,838.74, 26,459,170.35 and 11,339,066.25 is: 15,648,297.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,838.74 : 26,459,170.35 = 11,339,066.25 : x
  2. Step 2: Convert to fraction form
    19,172,838.74/26,459,170.35 = 11,339,066.25/x
  3. Step 3: Cross multiply
    19,172,838.74x = 26,459,170.35 × 11,339,066.25
  4. Step 4: Simplify right side
    19,172,838.74x = 300,022,285,518,685.69
  5. Step 5: Solve for x
    x = 300,022,285,518,685.69/19,172,838.74
  6. Step 6: Final answer
    x = 15,648,297.56

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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.