Home / 52,183,220.50-72,013,707.77-28,663,930.57

Finding the Fourth Proportional to 52,183,220.50, 72,013,707.77 and 28,663,930.57

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Solution

The fourth proportional to 52,183,220.50, 72,013,707.77 and 28,663,930.57 is: 39,556,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183,220.50 : 72,013,707.77 = 28,663,930.57 : x
  2. Step 2: Convert to fraction form
    52,183,220.50/72,013,707.77 = 28,663,930.57/x
  3. Step 3: Cross multiply
    52,183,220.50x = 72,013,707.77 × 28,663,930.57
  4. Step 4: Simplify right side
    52,183,220.50x = 2,064,195,919,607,549.50
  5. Step 5: Solve for x
    x = 2,064,195,919,607,549.50/52,183,220.50
  6. Step 6: Final answer
    x = 39,556,698.49

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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.