Home / 48,415,644.20-72,707,447.10-25,740,828.20

Finding the Fourth Proportional to 48,415,644.20, 72,707,447.10 and 25,740,828.20

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Solution

The fourth proportional to 48,415,644.20, 72,707,447.10 and 25,740,828.20 is: 38,655,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415,644.20 : 72,707,447.10 = 25,740,828.20 : x
  2. Step 2: Convert to fraction form
    48,415,644.20/72,707,447.10 = 25,740,828.20/x
  3. Step 3: Cross multiply
    48,415,644.20x = 72,707,447.10 × 25,740,828.20
  4. Step 4: Simplify right side
    48,415,644.20x = 1,871,549,904,661,688
  5. Step 5: Solve for x
    x = 1,871,549,904,661,688/48,415,644.20
  6. Step 6: Final answer
    x = 38,655,891.82

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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.