Home / 21,575,303.60-32,362,955.40-19,410,465.20

Finding the Fourth Proportional to 21,575,303.60, 32,362,955.40 and 19,410,465.20

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Solution

The fourth proportional to 21,575,303.60, 32,362,955.40 and 19,410,465.20 is: 29,115,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,303.60 : 32,362,955.40 = 19,410,465.20 : x
  2. Step 2: Convert to fraction form
    21,575,303.60/32,362,955.40 = 19,410,465.20/x
  3. Step 3: Cross multiply
    21,575,303.60x = 32,362,955.40 × 19,410,465.20
  4. Step 4: Simplify right side
    21,575,303.60x = 628,180,019,560,852
  5. Step 5: Solve for x
    x = 628,180,019,560,852/21,575,303.60
  6. Step 6: Final answer
    x = 29,115,697.80

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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.