Home / 21,774,486.78-30,033,493.25-14,329,776.85

Finding the Fourth Proportional to 21,774,486.78, 30,033,493.25 and 14,329,776.85

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Solution

The fourth proportional to 21,774,486.78, 30,033,493.25 and 14,329,776.85 is: 19,765,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774,486.78 : 30,033,493.25 = 14,329,776.85 : x
  2. Step 2: Convert to fraction form
    21,774,486.78/30,033,493.25 = 14,329,776.85/x
  3. Step 3: Cross multiply
    21,774,486.78x = 30,033,493.25 × 14,329,776.85
  4. Step 4: Simplify right side
    21,774,486.78x = 430,373,256,314,676.06
  5. Step 5: Solve for x
    x = 430,373,256,314,676.06/21,774,486.78
  6. Step 6: Final answer
    x = 19,765,024.11

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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.