Home / 15,774,624.96-21,768,996.96-8,531,280.96

Finding the Fourth Proportional to 15,774,624.96, 21,768,996.96 and 8,531,280.96

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Solution

The fourth proportional to 15,774,624.96, 21,768,996.96 and 8,531,280.96 is: 11,773,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,624.96 : 21,768,996.96 = 8,531,280.96 : x
  2. Step 2: Convert to fraction form
    15,774,624.96/21,768,996.96 = 8,531,280.96/x
  3. Step 3: Cross multiply
    15,774,624.96x = 21,768,996.96 × 8,531,280.96
  4. Step 4: Simplify right side
    15,774,624.96x = 185,717,429,283,145.91
  5. Step 5: Solve for x
    x = 185,717,429,283,145.91/15,774,624.96
  6. Step 6: Final answer
    x = 11,773,175.57

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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.