Home / 48,385,356.80-72,494,054.40-31,337,254.40

Finding the Fourth Proportional to 48,385,356.80, 72,494,054.40 and 31,337,254.40

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Solution

The fourth proportional to 48,385,356.80, 72,494,054.40 and 31,337,254.40 is: 46,951,490.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,356.80 : 72,494,054.40 = 31,337,254.40 : x
  2. Step 2: Convert to fraction form
    48,385,356.80/72,494,054.40 = 31,337,254.40/x
  3. Step 3: Cross multiply
    48,385,356.80x = 72,494,054.40 × 31,337,254.40
  4. Step 4: Simplify right side
    48,385,356.80x = 2,271,764,625,220,239.50
  5. Step 5: Solve for x
    x = 2,271,764,625,220,239.50/48,385,356.80
  6. Step 6: Final answer
    x = 46,951,490.61

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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.