Home / 19,160,229.36-26,437,169.40-11,009,892.72

Finding the Fourth Proportional to 19,160,229.36, 26,437,169.40 and 11,009,892.72

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Solution

The fourth proportional to 19,160,229.36, 26,437,169.40 and 11,009,892.72 is: 15,191,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160,229.36 : 26,437,169.40 = 11,009,892.72 : x
  2. Step 2: Convert to fraction form
    19,160,229.36/26,437,169.40 = 11,009,892.72/x
  3. Step 3: Cross multiply
    19,160,229.36x = 26,437,169.40 × 11,009,892.72
  4. Step 4: Simplify right side
    19,160,229.36x = 291,070,398,914,466.75
  5. Step 5: Solve for x
    x = 291,070,398,914,466.75/19,160,229.36
  6. Step 6: Final answer
    x = 15,191,383.85

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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.