Home / 21,577,023.60-32,365,535.40-19,412,185.20

Finding the Fourth Proportional to 21,577,023.60, 32,365,535.40 and 19,412,185.20

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Solution

The fourth proportional to 21,577,023.60, 32,365,535.40 and 19,412,185.20 is: 29,118,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,577,023.60 : 32,365,535.40 = 19,412,185.20 : x
  2. Step 2: Convert to fraction form
    21,577,023.60/32,365,535.40 = 19,412,185.20/x
  3. Step 3: Cross multiply
    21,577,023.60x = 32,365,535.40 × 19,412,185.20
  4. Step 4: Simplify right side
    21,577,023.60x = 628,285,767,281,956
  5. Step 5: Solve for x
    x = 628,285,767,281,956/21,577,023.60
  6. Step 6: Final answer
    x = 29,118,277.80

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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.