Home / 15,483,072.24-21,365,429.40-8,607,135.60

Finding the Fourth Proportional to 15,483,072.24, 21,365,429.40 and 8,607,135.60

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Solution

The fourth proportional to 15,483,072.24, 21,365,429.40 and 8,607,135.60 is: 11,877,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483,072.24 : 21,365,429.40 = 8,607,135.60 : x
  2. Step 2: Convert to fraction form
    15,483,072.24/21,365,429.40 = 8,607,135.60/x
  3. Step 3: Cross multiply
    15,483,072.24x = 21,365,429.40 × 8,607,135.60
  4. Step 4: Simplify right side
    15,483,072.24x = 183,895,147,998,026.62
  5. Step 5: Solve for x
    x = 183,895,147,998,026.62/15,483,072.24
  6. Step 6: Final answer
    x = 11,877,174.32

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1.5x scale

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.