Home / 14,201,117.20-21,301,675.80-11,933,635.60

Finding the Fourth Proportional to 14,201,117.20, 21,301,675.80 and 11,933,635.60

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Solution

The fourth proportional to 14,201,117.20, 21,301,675.80 and 11,933,635.60 is: 17,900,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,117.20 : 21,301,675.80 = 11,933,635.60 : x
  2. Step 2: Convert to fraction form
    14,201,117.20/21,301,675.80 = 11,933,635.60/x
  3. Step 3: Cross multiply
    14,201,117.20x = 21,301,675.80 × 11,933,635.60
  4. Step 4: Simplify right side
    14,201,117.20x = 254,206,436,666,538.47
  5. Step 5: Solve for x
    x = 254,206,436,666,538.47/14,201,117.20
  6. Step 6: Final answer
    x = 17,900,453.40

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1.5x scale

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.