Home / 21,033,291-29,025,941.58-11,375,499

Finding the Fourth Proportional to 21,033,291, 29,025,941.58 and 11,375,499

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Solution

The fourth proportional to 21,033,291, 29,025,941.58 and 11,375,499 is: 15,698,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033,291 : 29,025,941.58 = 11,375,499 : x
  2. Step 2: Convert to fraction form
    21,033,291/29,025,941.58 = 11,375,499/x
  3. Step 3: Cross multiply
    21,033,291x = 29,025,941.58 × 11,375,499
  4. Step 4: Simplify right side
    21,033,291x = 330,184,569,417,348.38
  5. Step 5: Solve for x
    x = 330,184,569,417,348.38/21,033,291
  6. Step 6: Final answer
    x = 15,698,188.62

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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.