Home / 29,968,488.72-41,346,390.60-19,509,742.80

Finding the Fourth Proportional to 29,968,488.72, 41,346,390.60 and 19,509,742.80

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Solution

The fourth proportional to 29,968,488.72, 41,346,390.60 and 19,509,742.80 is: 26,916,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968,488.72 : 41,346,390.60 = 19,509,742.80 : x
  2. Step 2: Convert to fraction form
    29,968,488.72/41,346,390.60 = 19,509,742.80/x
  3. Step 3: Cross multiply
    29,968,488.72x = 41,346,390.60 × 19,509,742.80
  4. Step 4: Simplify right side
    29,968,488.72x = 806,657,446,314,337.75
  5. Step 5: Solve for x
    x = 806,657,446,314,337.75/29,968,488.72
  6. Step 6: Final answer
    x = 26,916,854.36

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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.