Home / 48,384,740.80-72,493,130.40-31,336,638.40

Finding the Fourth Proportional to 48,384,740.80, 72,493,130.40 and 31,336,638.40

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Solution

The fourth proportional to 48,384,740.80, 72,493,130.40 and 31,336,638.40 is: 46,950,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,740.80 : 72,493,130.40 = 31,336,638.40 : x
  2. Step 2: Convert to fraction form
    48,384,740.80/72,493,130.40 = 31,336,638.40/x
  3. Step 3: Cross multiply
    48,384,740.80x = 72,493,130.40 × 31,336,638.40
  4. Step 4: Simplify right side
    48,384,740.80x = 2,271,691,013,828,847.50
  5. Step 5: Solve for x
    x = 2,271,691,013,828,847.50/48,384,740.80
  6. Step 6: Final answer
    x = 46,950,566.98

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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.