Home / 21,488,605.14-32,212,645.14-10,695,702.75

Finding the Fourth Proportional to 21,488,605.14, 32,212,645.14 and 10,695,702.75

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Solution

The fourth proportional to 21,488,605.14, 32,212,645.14 and 10,695,702.75 is: 16,033,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,488,605.14 : 32,212,645.14 = 10,695,702.75 : x
  2. Step 2: Convert to fraction form
    21,488,605.14/32,212,645.14 = 10,695,702.75/x
  3. Step 3: Cross multiply
    21,488,605.14x = 32,212,645.14 × 10,695,702.75
  4. Step 4: Simplify right side
    21,488,605.14x = 344,536,877,208,672.12
  5. Step 5: Solve for x
    x = 344,536,877,208,672.12/21,488,605.14
  6. Step 6: Final answer
    x = 16,033,468.67

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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.