Home / 53,412,218.40-80,118,327.60-26,538,362.40

Finding the Fourth Proportional to 53,412,218.40, 80,118,327.60 and 26,538,362.40

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Solution

The fourth proportional to 53,412,218.40, 80,118,327.60 and 26,538,362.40 is: 39,807,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412,218.40 : 80,118,327.60 = 26,538,362.40 : x
  2. Step 2: Convert to fraction form
    53,412,218.40/80,118,327.60 = 26,538,362.40/x
  3. Step 3: Cross multiply
    53,412,218.40x = 80,118,327.60 × 26,538,362.40
  4. Step 4: Simplify right side
    53,412,218.40x = 2,126,209,212,730,722
  5. Step 5: Solve for x
    x = 2,126,209,212,730,722/53,412,218.40
  6. Step 6: Final answer
    x = 39,807,543.60

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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.