Home / 31,968,093.60-47,952,140.40-18,307,216.80

Finding the Fourth Proportional to 31,968,093.60, 47,952,140.40 and 18,307,216.80

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Solution

The fourth proportional to 31,968,093.60, 47,952,140.40 and 18,307,216.80 is: 27,460,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,968,093.60 : 47,952,140.40 = 18,307,216.80 : x
  2. Step 2: Convert to fraction form
    31,968,093.60/47,952,140.40 = 18,307,216.80/x
  3. Step 3: Cross multiply
    31,968,093.60x = 47,952,140.40 × 18,307,216.80
  4. Step 4: Simplify right side
    31,968,093.60x = 877,870,230,326,838.75
  5. Step 5: Solve for x
    x = 877,870,230,326,838.75/31,968,093.60
  6. Step 6: Final answer
    x = 27,460,825.20

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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.