Home / 45,817,720.40-68,725,025.40-11,739,400.40

Finding the Fourth Proportional to 45,817,720.40, 68,725,025.40 and 11,739,400.40

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Solution

The fourth proportional to 45,817,720.40, 68,725,025.40 and 11,739,400.40 is: 17,608,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,817,720.40 : 68,725,025.40 = 11,739,400.40 : x
  2. Step 2: Convert to fraction form
    45,817,720.40/68,725,025.40 = 11,739,400.40/x
  3. Step 3: Cross multiply
    45,817,720.40x = 68,725,025.40 × 11,739,400.40
  4. Step 4: Simplify right side
    45,817,720.40x = 806,790,590,670,770.25
  5. Step 5: Solve for x
    x = 806,790,590,670,770.25/45,817,720.40
  6. Step 6: Final answer
    x = 17,608,702.13

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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.