Home / 31,104,883.60-46,657,325.40-8,388,077.20

Finding the Fourth Proportional to 31,104,883.60, 46,657,325.40 and 8,388,077.20

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Solution

The fourth proportional to 31,104,883.60, 46,657,325.40 and 8,388,077.20 is: 12,582,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,883.60 : 46,657,325.40 = 8,388,077.20 : x
  2. Step 2: Convert to fraction form
    31,104,883.60/46,657,325.40 = 8,388,077.20/x
  3. Step 3: Cross multiply
    31,104,883.60x = 46,657,325.40 × 8,388,077.20
  4. Step 4: Simplify right side
    31,104,883.60x = 391,365,247,400,720.88
  5. Step 5: Solve for x
    x = 391,365,247,400,720.88/31,104,883.60
  6. Step 6: Final answer
    x = 12,582,115.80

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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.