Home / 15,775,046-21,769,563.48-8,531,702

Finding the Fourth Proportional to 15,775,046, 21,769,563.48 and 8,531,702

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Solution

The fourth proportional to 15,775,046, 21,769,563.48 and 8,531,702 is: 11,773,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,046 : 21,769,563.48 = 8,531,702 : x
  2. Step 2: Convert to fraction form
    15,775,046/21,769,563.48 = 8,531,702/x
  3. Step 3: Cross multiply
    15,775,046x = 21,769,563.48 × 8,531,702
  4. Step 4: Simplify right side
    15,775,046x = 185,731,428,281,442.97
  5. Step 5: Solve for x
    x = 185,731,428,281,442.97/15,775,046
  6. Step 6: Final answer
    x = 11,773,748.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.