Home / 15,293,246.45-21,106,477.22-8,588,680.95

Finding the Fourth Proportional to 15,293,246.45, 21,106,477.22 and 8,588,680.95

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Solution

The fourth proportional to 15,293,246.45, 21,106,477.22 and 8,588,680.95 is: 11,853,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,246.45 : 21,106,477.22 = 8,588,680.95 : x
  2. Step 2: Convert to fraction form
    15,293,246.45/21,106,477.22 = 8,588,680.95/x
  3. Step 3: Cross multiply
    15,293,246.45x = 21,106,477.22 × 8,588,680.95
  4. Step 4: Simplify right side
    15,293,246.45x = 181,276,798,778,079.53
  5. Step 5: Solve for x
    x = 181,276,798,778,079.53/15,293,246.45
  6. Step 6: Final answer
    x = 11,853,388.97

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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.