Home / 53,348,191.76-73,620,579.57-28,901,905.76

Finding the Fourth Proportional to 53,348,191.76, 73,620,579.57 and 28,901,905.76

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Solution

The fourth proportional to 53,348,191.76, 73,620,579.57 and 28,901,905.76 is: 39,884,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348,191.76 : 73,620,579.57 = 28,901,905.76 : x
  2. Step 2: Convert to fraction form
    53,348,191.76/73,620,579.57 = 28,901,905.76/x
  3. Step 3: Cross multiply
    53,348,191.76x = 73,620,579.57 × 28,901,905.76
  4. Step 4: Simplify right side
    53,348,191.76x = 2,127,775,052,728,721.25
  5. Step 5: Solve for x
    x = 2,127,775,052,728,721.25/53,348,191.76
  6. Step 6: Final answer
    x = 39,884,670.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.