Home / 47,318,623.20-70,977,934.80-31,162,816.80

Finding the Fourth Proportional to 47,318,623.20, 70,977,934.80 and 31,162,816.80

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Solution

The fourth proportional to 47,318,623.20, 70,977,934.80 and 31,162,816.80 is: 46,744,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,318,623.20 : 70,977,934.80 = 31,162,816.80 : x
  2. Step 2: Convert to fraction form
    47,318,623.20/70,977,934.80 = 31,162,816.80/x
  3. Step 3: Cross multiply
    47,318,623.20x = 70,977,934.80 × 31,162,816.80
  4. Step 4: Simplify right side
    47,318,623.20x = 2,211,872,379,014,744.50
  5. Step 5: Solve for x
    x = 2,211,872,379,014,744.50/47,318,623.20
  6. Step 6: Final answer
    x = 46,744,225.20

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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.