Home / 55,466,751.30-76,545,738.66-30,350,368.50

Finding the Fourth Proportional to 55,466,751.30, 76,545,738.66 and 30,350,368.50

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Solution

The fourth proportional to 55,466,751.30, 76,545,738.66 and 30,350,368.50 is: 41,884,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,466,751.30 : 76,545,738.66 = 30,350,368.50 : x
  2. Step 2: Convert to fraction form
    55,466,751.30/76,545,738.66 = 30,350,368.50/x
  3. Step 3: Cross multiply
    55,466,751.30x = 76,545,738.66 × 30,350,368.50
  4. Step 4: Simplify right side
    55,466,751.30x = 2,323,191,375,435,696
  5. Step 5: Solve for x
    x = 2,323,191,375,435,696/55,466,751.30
  6. Step 6: Final answer
    x = 41,884,395.98

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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.