Home / 31,241,582.56-46,860,974.16-8,522,406.88

Finding the Fourth Proportional to 31,241,582.56, 46,860,974.16 and 8,522,406.88

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Solution

The fourth proportional to 31,241,582.56, 46,860,974.16 and 8,522,406.88 is: 12,783,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241,582.56 : 46,860,974.16 = 8,522,406.88 : x
  2. Step 2: Convert to fraction form
    31,241,582.56/46,860,974.16 = 8,522,406.88/x
  3. Step 3: Cross multiply
    31,241,582.56x = 46,860,974.16 × 8,522,406.88
  4. Step 4: Simplify right side
    31,241,582.56x = 399,368,288,584,686.25
  5. Step 5: Solve for x
    x = 399,368,288,584,686.25/31,241,582.56
  6. Step 6: Final answer
    x = 12,783,228.50

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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.