Home / 53,379,145.96-73,663,329.38-28,932,876.52

Finding the Fourth Proportional to 53,379,145.96, 73,663,329.38 and 28,932,876.52

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Solution

The fourth proportional to 53,379,145.96, 73,663,329.38 and 28,932,876.52 is: 39,927,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379,145.96 : 73,663,329.38 = 28,932,876.52 : x
  2. Step 2: Convert to fraction form
    53,379,145.96/73,663,329.38 = 28,932,876.52/x
  3. Step 3: Cross multiply
    53,379,145.96x = 73,663,329.38 × 28,932,876.52
  4. Step 4: Simplify right side
    53,379,145.96x = 2,131,292,013,003,628
  5. Step 5: Solve for x
    x = 2,131,292,013,003,628/53,379,145.96
  6. Step 6: Final answer
    x = 39,927,428.11

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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.