Home / 38,003,707.83-52,447,378.60-21,485,369.94

Finding the Fourth Proportional to 38,003,707.83, 52,447,378.60 and 21,485,369.94

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Solution

The fourth proportional to 38,003,707.83, 52,447,378.60 and 21,485,369.94 is: 29,651,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003,707.83 : 52,447,378.60 = 21,485,369.94 : x
  2. Step 2: Convert to fraction form
    38,003,707.83/52,447,378.60 = 21,485,369.94/x
  3. Step 3: Cross multiply
    38,003,707.83x = 52,447,378.60 × 21,485,369.94
  4. Step 4: Simplify right side
    38,003,707.83x = 1,126,851,331,604,239.50
  5. Step 5: Solve for x
    x = 1,126,851,331,604,239.50/38,003,707.83
  6. Step 6: Final answer
    x = 29,651,089.22

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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.