Home / 66,020,910.76-99,031,707.77-38,708,050.04

Finding the Fourth Proportional to 66,020,910.76, 99,031,707.77 and 38,708,050.04

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Solution

The fourth proportional to 66,020,910.76, 99,031,707.77 and 38,708,050.04 is: 58,062,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,020,910.76 : 99,031,707.77 = 38,708,050.04 : x
  2. Step 2: Convert to fraction form
    66,020,910.76/99,031,707.77 = 38,708,050.04/x
  3. Step 3: Cross multiply
    66,020,910.76x = 99,031,707.77 × 38,708,050.04
  4. Step 4: Simplify right side
    66,020,910.76x = 3,833,324,300,147,540.50
  5. Step 5: Solve for x
    x = 3,833,324,300,147,540.50/66,020,910.76
  6. Step 6: Final answer
    x = 58,062,275.37

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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.