Home / 15,774,942-21,769,419.96-8,531,598

Finding the Fourth Proportional to 15,774,942, 21,769,419.96 and 8,531,598

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Solution

The fourth proportional to 15,774,942, 21,769,419.96 and 8,531,598 is: 11,773,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,942 : 21,769,419.96 = 8,531,598 : x
  2. Step 2: Convert to fraction form
    15,774,942/21,769,419.96 = 8,531,598/x
  3. Step 3: Cross multiply
    15,774,942x = 21,769,419.96 × 8,531,598
  4. Step 4: Simplify right side
    15,774,942x = 185,727,939,791,896.09
  5. Step 5: Solve for x
    x = 185,727,939,791,896.09/15,774,942
  6. Step 6: Final answer
    x = 11,773,605.24

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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.