Home / 53,265,919.11-73,486,053.77-30,935,103.78

Finding the Fourth Proportional to 53,265,919.11, 73,486,053.77 and 30,935,103.78

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Solution

The fourth proportional to 53,265,919.11, 73,486,053.77 and 30,935,103.78 is: 42,678,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265,919.11 : 73,486,053.77 = 30,935,103.78 : x
  2. Step 2: Convert to fraction form
    53,265,919.11/73,486,053.77 = 30,935,103.78/x
  3. Step 3: Cross multiply
    53,265,919.11x = 73,486,053.77 × 30,935,103.78
  4. Step 4: Simplify right side
    53,265,919.11x = 2,273,298,699,602,935
  5. Step 5: Solve for x
    x = 2,273,298,699,602,935/53,265,919.11
  6. Step 6: Final answer
    x = 42,678,296.70

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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.