Home / 21,052,064.42-29,048,756.89-11,758,489.32

Finding the Fourth Proportional to 21,052,064.42, 29,048,756.89 and 11,758,489.32

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Solution

The fourth proportional to 21,052,064.42, 29,048,756.89 and 11,758,489.32 is: 16,224,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052,064.42 : 29,048,756.89 = 11,758,489.32 : x
  2. Step 2: Convert to fraction form
    21,052,064.42/29,048,756.89 = 11,758,489.32/x
  3. Step 3: Cross multiply
    21,052,064.42x = 29,048,756.89 × 11,758,489.32
  4. Step 4: Simplify right side
    21,052,064.42x = 341,569,497,650,341.44
  5. Step 5: Solve for x
    x = 341,569,497,650,341.44/21,052,064.42
  6. Step 6: Final answer
    x = 16,224,988.24

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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.