Home / 19,160,228.78-26,437,168.61-11,009,892.14

Finding the Fourth Proportional to 19,160,228.78, 26,437,168.61 and 11,009,892.14

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Solution

The fourth proportional to 19,160,228.78, 26,437,168.61 and 11,009,892.14 is: 15,191,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160,228.78 : 26,437,168.61 = 11,009,892.14 : x
  2. Step 2: Convert to fraction form
    19,160,228.78/26,437,168.61 = 11,009,892.14/x
  3. Step 3: Cross multiply
    19,160,228.78x = 26,437,168.61 × 11,009,892.14
  4. Step 4: Simplify right side
    19,160,228.78x = 291,070,374,695,858.44
  5. Step 5: Solve for x
    x = 291,070,374,695,858.44/19,160,228.78
  6. Step 6: Final answer
    x = 15,191,383.05

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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.