Home / 53,886,805.20-80,830,207.80-32,387,720.40

Finding the Fourth Proportional to 53,886,805.20, 80,830,207.80 and 32,387,720.40

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Solution

The fourth proportional to 53,886,805.20, 80,830,207.80 and 32,387,720.40 is: 48,581,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886,805.20 : 80,830,207.80 = 32,387,720.40 : x
  2. Step 2: Convert to fraction form
    53,886,805.20/80,830,207.80 = 32,387,720.40/x
  3. Step 3: Cross multiply
    53,886,805.20x = 80,830,207.80 × 32,387,720.40
  4. Step 4: Simplify right side
    53,886,805.20x = 2,617,906,170,100,299
  5. Step 5: Solve for x
    x = 2,617,906,170,100,299/53,886,805.20
  6. Step 6: Final answer
    x = 48,581,580.60

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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.