Home / 21,499,254-29,668,970.88-11,841,462

Finding the Fourth Proportional to 21,499,254, 29,668,970.88 and 11,841,462

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Solution

The fourth proportional to 21,499,254, 29,668,970.88 and 11,841,462 is: 16,341,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,499,254 : 29,668,970.88 = 11,841,462 : x
  2. Step 2: Convert to fraction form
    21,499,254/29,668,970.88 = 11,841,462/x
  3. Step 3: Cross multiply
    21,499,254x = 29,668,970.88 × 11,841,462
  4. Step 4: Simplify right side
    21,499,254x = 351,323,991,254,626.56
  5. Step 5: Solve for x
    x = 351,323,991,254,626.56/21,499,254
  6. Step 6: Final answer
    x = 16,341,217.76

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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.