Home / 13,048,830.80-19,573,246.20-8,513,867.60

Finding the Fourth Proportional to 13,048,830.80, 19,573,246.20 and 8,513,867.60

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Solution

The fourth proportional to 13,048,830.80, 19,573,246.20 and 8,513,867.60 is: 12,770,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,830.80 : 19,573,246.20 = 8,513,867.60 : x
  2. Step 2: Convert to fraction form
    13,048,830.80/19,573,246.20 = 8,513,867.60/x
  3. Step 3: Cross multiply
    13,048,830.80x = 19,573,246.20 × 8,513,867.60
  4. Step 4: Simplify right side
    13,048,830.80x = 166,644,026,649,003.09
  5. Step 5: Solve for x
    x = 166,644,026,649,003.09/13,048,830.80
  6. Step 6: Final answer
    x = 12,770,801.40

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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.