Home / 15,256,566.20-21,054,045.35-8,287,249.14

Finding the Fourth Proportional to 15,256,566.20, 21,054,045.35 and 8,287,249.14

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Solution

The fourth proportional to 15,256,566.20, 21,054,045.35 and 8,287,249.14 is: 11,436,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256,566.20 : 21,054,045.35 = 8,287,249.14 : x
  2. Step 2: Convert to fraction form
    15,256,566.20/21,054,045.35 = 8,287,249.14/x
  3. Step 3: Cross multiply
    15,256,566.20x = 21,054,045.35 × 8,287,249.14
  4. Step 4: Simplify right side
    15,256,566.20x = 174,480,119,241,026.59
  5. Step 5: Solve for x
    x = 174,480,119,241,026.59/15,256,566.20
  6. Step 6: Final answer
    x = 11,436,395.12

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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.