Home / 21,731,403.60-32,597,105.40-5,775,051.60

Finding the Fourth Proportional to 21,731,403.60, 32,597,105.40 and 5,775,051.60

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Solution

The fourth proportional to 21,731,403.60, 32,597,105.40 and 5,775,051.60 is: 8,662,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,731,403.60 : 32,597,105.40 = 5,775,051.60 : x
  2. Step 2: Convert to fraction form
    21,731,403.60/32,597,105.40 = 5,775,051.60/x
  3. Step 3: Cross multiply
    21,731,403.60x = 32,597,105.40 × 5,775,051.60
  4. Step 4: Simplify right side
    21,731,403.60x = 188,249,965,695,638.62
  5. Step 5: Solve for x
    x = 188,249,965,695,638.62/21,731,403.60
  6. Step 6: Final answer
    x = 8,662,577.40

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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.