Home / 19,001,469.32-26,221,325.15-10,299,455.09

Finding the Fourth Proportional to 19,001,469.32, 26,221,325.15 and 10,299,455.09

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Solution

The fourth proportional to 19,001,469.32, 26,221,325.15 and 10,299,455.09 is: 14,212,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001,469.32 : 26,221,325.15 = 10,299,455.09 : x
  2. Step 2: Convert to fraction form
    19,001,469.32/26,221,325.15 = 10,299,455.09/x
  3. Step 3: Cross multiply
    19,001,469.32x = 26,221,325.15 × 10,299,455.09
  4. Step 4: Simplify right side
    19,001,469.32x = 270,065,360,782,712.50
  5. Step 5: Solve for x
    x = 270,065,360,782,712.50/19,001,469.32
  6. Step 6: Final answer
    x = 14,212,867.24

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1.5x scale

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.