Home / 15,263,874.13-21,064,277.63-8,294,550.30

Finding the Fourth Proportional to 15,263,874.13, 21,064,277.63 and 8,294,550.30

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Solution

The fourth proportional to 15,263,874.13, 21,064,277.63 and 8,294,550.30 is: 11,446,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,263,874.13 : 21,064,277.63 = 8,294,550.30 : x
  2. Step 2: Convert to fraction form
    15,263,874.13/21,064,277.63 = 8,294,550.30/x
  3. Step 3: Cross multiply
    15,263,874.13x = 21,064,277.63 × 8,294,550.30
  4. Step 4: Simplify right side
    15,263,874.13x = 174,718,710,335,199.78
  5. Step 5: Solve for x
    x = 174,718,710,335,199.78/15,263,874.13
  6. Step 6: Final answer
    x = 11,446,550.78

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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.