Home / 38,846,511.60-58,269,767.40-13,285,244.40

Finding the Fourth Proportional to 38,846,511.60, 58,269,767.40 and 13,285,244.40

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Solution

The fourth proportional to 38,846,511.60, 58,269,767.40 and 13,285,244.40 is: 19,927,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846,511.60 : 58,269,767.40 = 13,285,244.40 : x
  2. Step 2: Convert to fraction form
    38,846,511.60/58,269,767.40 = 13,285,244.40/x
  3. Step 3: Cross multiply
    38,846,511.60x = 58,269,767.40 × 13,285,244.40
  4. Step 4: Simplify right side
    38,846,511.60x = 774,128,101,040,152.50
  5. Step 5: Solve for x
    x = 774,128,101,040,152.50/38,846,511.60
  6. Step 6: Final answer
    x = 19,927,866.60

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Similar ratio
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1.5x scale

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.