Home / 55,707,923.80-83,561,885.70-50,921,018.20

Finding the Fourth Proportional to 55,707,923.80, 83,561,885.70 and 50,921,018.20

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Solution

The fourth proportional to 55,707,923.80, 83,561,885.70 and 50,921,018.20 is: 76,381,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,707,923.80 : 83,561,885.70 = 50,921,018.20 : x
  2. Step 2: Convert to fraction form
    55,707,923.80/83,561,885.70 = 50,921,018.20/x
  3. Step 3: Cross multiply
    55,707,923.80x = 83,561,885.70 × 50,921,018.20
  4. Step 4: Simplify right side
    55,707,923.80x = 4,255,056,302,556,020
  5. Step 5: Solve for x
    x = 4,255,056,302,556,020/55,707,923.80
  6. Step 6: Final answer
    x = 76,381,527.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.