Home / 21,575,252.60-32,362,878.90-19,410,414.20

Finding the Fourth Proportional to 21,575,252.60, 32,362,878.90 and 19,410,414.20

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Solution

The fourth proportional to 21,575,252.60, 32,362,878.90 and 19,410,414.20 is: 29,115,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,252.60 : 32,362,878.90 = 19,410,414.20 : x
  2. Step 2: Convert to fraction form
    21,575,252.60/32,362,878.90 = 19,410,414.20/x
  3. Step 3: Cross multiply
    21,575,252.60x = 32,362,878.90 × 19,410,414.20
  4. Step 4: Simplify right side
    21,575,252.60x = 628,176,884,153,440.38
  5. Step 5: Solve for x
    x = 628,176,884,153,440.38/21,575,252.60
  6. Step 6: Final answer
    x = 29,115,621.30

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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.