Home / 53,348,181.28-73,620,564.87-28,901,895.28

Finding the Fourth Proportional to 53,348,181.28, 73,620,564.87 and 28,901,895.28

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Solution

The fourth proportional to 53,348,181.28, 73,620,564.87 and 28,901,895.28 is: 39,884,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348,181.28 : 73,620,564.87 = 28,901,895.28 : x
  2. Step 2: Convert to fraction form
    53,348,181.28/73,620,564.87 = 28,901,895.28/x
  3. Step 3: Cross multiply
    53,348,181.28x = 73,620,564.87 × 28,901,895.28
  4. Step 4: Simplify right side
    53,348,181.28x = 2,127,773,856,327,187
  5. Step 5: Solve for x
    x = 2,127,773,856,327,187/53,348,181.28
  6. Step 6: Final answer
    x = 39,884,655.96

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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.