Home / 53,147,237.40-73,343,187.18-28,700,949.24

Finding the Fourth Proportional to 53,147,237.40, 73,343,187.18 and 28,700,949.24

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Solution

The fourth proportional to 53,147,237.40, 73,343,187.18 and 28,700,949.24 is: 39,607,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147,237.40 : 73,343,187.18 = 28,700,949.24 : x
  2. Step 2: Convert to fraction form
    53,147,237.40/73,343,187.18 = 28,700,949.24/x
  3. Step 3: Cross multiply
    53,147,237.40x = 73,343,187.18 × 28,700,949.24
  4. Step 4: Simplify right side
    53,147,237.40x = 2,105,019,092,352,998.75
  5. Step 5: Solve for x
    x = 2,105,019,092,352,998.75/53,147,237.40
  6. Step 6: Final answer
    x = 39,607,309.72

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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.