Home / 53,152,712.52-73,349,137.10-29,310,326.92

Finding the Fourth Proportional to 53,152,712.52, 73,349,137.10 and 29,310,326.92

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Solution

The fourth proportional to 53,152,712.52, 73,349,137.10 and 29,310,326.92 is: 40,447,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152,712.52 : 73,349,137.10 = 29,310,326.92 : x
  2. Step 2: Convert to fraction form
    53,152,712.52/73,349,137.10 = 29,310,326.92/x
  3. Step 3: Cross multiply
    53,152,712.52x = 73,349,137.10 × 29,310,326.92
  4. Step 4: Simplify right side
    53,152,712.52x = 2,149,887,187,700,900.75
  5. Step 5: Solve for x
    x = 2,149,887,187,700,900.75/53,152,712.52
  6. Step 6: Final answer
    x = 40,447,365.45

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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.