Home / 15,672,164.48-21,626,401.32-8,795,317.92

Finding the Fourth Proportional to 15,672,164.48, 21,626,401.32 and 8,795,317.92

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Solution

The fourth proportional to 15,672,164.48, 21,626,401.32 and 8,795,317.92 is: 12,136,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,164.48 : 21,626,401.32 = 8,795,317.92 : x
  2. Step 2: Convert to fraction form
    15,672,164.48/21,626,401.32 = 8,795,317.92/x
  3. Step 3: Cross multiply
    15,672,164.48x = 21,626,401.32 × 8,795,317.92
  4. Step 4: Simplify right side
    15,672,164.48x = 190,211,075,074,907.66
  5. Step 5: Solve for x
    x = 190,211,075,074,907.66/15,672,164.48
  6. Step 6: Final answer
    x = 12,136,873.33

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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.