Home / 53,443,969.20-73,753,534.80-28,997,683.20

Finding the Fourth Proportional to 53,443,969.20, 73,753,534.80 and 28,997,683.20

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Solution

The fourth proportional to 53,443,969.20, 73,753,534.80 and 28,997,683.20 is: 40,017,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,443,969.20 : 73,753,534.80 = 28,997,683.20 : x
  2. Step 2: Convert to fraction form
    53,443,969.20/73,753,534.80 = 28,997,683.20/x
  3. Step 3: Cross multiply
    53,443,969.20x = 73,753,534.80 × 28,997,683.20
  4. Step 4: Simplify right side
    53,443,969.20x = 2,138,681,637,010,575.25
  5. Step 5: Solve for x
    x = 2,138,681,637,010,575.25/53,443,969.20
  6. Step 6: Final answer
    x = 40,017,267.97

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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.