Home / 19,288,603.19-26,618,237.05-11,028,820.58

Finding the Fourth Proportional to 19,288,603.19, 26,618,237.05 and 11,028,820.58

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Solution

The fourth proportional to 19,288,603.19, 26,618,237.05 and 11,028,820.58 is: 15,219,752.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288,603.19 : 26,618,237.05 = 11,028,820.58 : x
  2. Step 2: Convert to fraction form
    19,288,603.19/26,618,237.05 = 11,028,820.58/x
  3. Step 3: Cross multiply
    19,288,603.19x = 26,618,237.05 × 11,028,820.58
  4. Step 4: Simplify right side
    19,288,603.19x = 293,567,760,580,358.50
  5. Step 5: Solve for x
    x = 293,567,760,580,358.50/19,288,603.19
  6. Step 6: Final answer
    x = 15,219,752.19

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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.