Home / 11,927,618.40-17,891,427.60-10,434,626.40

Finding the Fourth Proportional to 11,927,618.40, 17,891,427.60 and 10,434,626.40

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Solution

The fourth proportional to 11,927,618.40, 17,891,427.60 and 10,434,626.40 is: 15,651,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,618.40 : 17,891,427.60 = 10,434,626.40 : x
  2. Step 2: Convert to fraction form
    11,927,618.40/17,891,427.60 = 10,434,626.40/x
  3. Step 3: Cross multiply
    11,927,618.40x = 17,891,427.60 × 10,434,626.40
  4. Step 4: Simplify right side
    11,927,618.40x = 186,690,362,768,648.66
  5. Step 5: Solve for x
    x = 186,690,362,768,648.66/11,927,618.40
  6. Step 6: Final answer
    x = 15,651,939.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.