Home / 11,746,682.40-17,620,023.60-8,163,501.60

Finding the Fourth Proportional to 11,746,682.40, 17,620,023.60 and 8,163,501.60

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Solution

The fourth proportional to 11,746,682.40, 17,620,023.60 and 8,163,501.60 is: 12,245,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746,682.40 : 17,620,023.60 = 8,163,501.60 : x
  2. Step 2: Convert to fraction form
    11,746,682.40/17,620,023.60 = 8,163,501.60/x
  3. Step 3: Cross multiply
    11,746,682.40x = 17,620,023.60 × 8,163,501.60
  4. Step 4: Simplify right side
    11,746,682.40x = 143,841,090,850,637.75
  5. Step 5: Solve for x
    x = 143,841,090,850,637.75/11,746,682.40
  6. Step 6: Final answer
    x = 12,245,252.40

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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.