Home / 21,493,051.80-32,239,577.70-20,261,333.40

Finding the Fourth Proportional to 21,493,051.80, 32,239,577.70 and 20,261,333.40

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Solution

The fourth proportional to 21,493,051.80, 32,239,577.70 and 20,261,333.40 is: 30,392,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493,051.80 : 32,239,577.70 = 20,261,333.40 : x
  2. Step 2: Convert to fraction form
    21,493,051.80/32,239,577.70 = 20,261,333.40/x
  3. Step 3: Cross multiply
    21,493,051.80x = 32,239,577.70 × 20,261,333.40
  4. Step 4: Simplify right side
    21,493,051.80x = 653,216,832,454,905.12
  5. Step 5: Solve for x
    x = 653,216,832,454,905.12/21,493,051.80
  6. Step 6: Final answer
    x = 30,392,000.10

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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.