Home / 53,277,145.78-73,522,461.54-28,830,859.78

Finding the Fourth Proportional to 53,277,145.78, 73,522,461.54 and 28,830,859.78

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Solution

The fourth proportional to 53,277,145.78, 73,522,461.54 and 28,830,859.78 is: 39,786,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277,145.78 : 73,522,461.54 = 28,830,859.78 : x
  2. Step 2: Convert to fraction form
    53,277,145.78/73,522,461.54 = 28,830,859.78/x
  3. Step 3: Cross multiply
    53,277,145.78x = 73,522,461.54 × 28,830,859.78
  4. Step 4: Simplify right side
    53,277,145.78x = 2,119,715,779,340,183.25
  5. Step 5: Solve for x
    x = 2,119,715,779,340,183.25/53,277,145.78
  6. Step 6: Final answer
    x = 39,786,586.69

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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.