Home / 53,379,147.96-73,663,332.14-28,932,878.52

Finding the Fourth Proportional to 53,379,147.96, 73,663,332.14 and 28,932,878.52

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Solution

The fourth proportional to 53,379,147.96, 73,663,332.14 and 28,932,878.52 is: 39,927,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379,147.96 : 73,663,332.14 = 28,932,878.52 : x
  2. Step 2: Convert to fraction form
    53,379,147.96/73,663,332.14 = 28,932,878.52/x
  3. Step 3: Cross multiply
    53,379,147.96x = 73,663,332.14 × 28,932,878.52
  4. Step 4: Simplify right side
    53,379,147.96x = 2,131,292,240,185,031.50
  5. Step 5: Solve for x
    x = 2,131,292,240,185,031.50/53,379,147.96
  6. Step 6: Final answer
    x = 39,927,430.87

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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.