Home / 13,046,765.20-19,570,147.80-11,115,206.80

Finding the Fourth Proportional to 13,046,765.20, 19,570,147.80 and 11,115,206.80

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Solution

The fourth proportional to 13,046,765.20, 19,570,147.80 and 11,115,206.80 is: 16,672,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,765.20 : 19,570,147.80 = 11,115,206.80 : x
  2. Step 2: Convert to fraction form
    13,046,765.20/19,570,147.80 = 11,115,206.80/x
  3. Step 3: Cross multiply
    13,046,765.20x = 19,570,147.80 × 11,115,206.80
  4. Step 4: Simplify right side
    13,046,765.20x = 217,526,239,903,565.06
  5. Step 5: Solve for x
    x = 217,526,239,903,565.06/13,046,765.20
  6. Step 6: Final answer
    x = 16,672,810.20

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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.