Home / 21,763,933.71-30,034,693.65-11,974,406.01

Finding the Fourth Proportional to 21,763,933.71, 30,034,693.65 and 11,974,406.01

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Solution

The fourth proportional to 21,763,933.71, 30,034,693.65 and 11,974,406.01 is: 16,524,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763,933.71 : 30,034,693.65 = 11,974,406.01 : x
  2. Step 2: Convert to fraction form
    21,763,933.71/30,034,693.65 = 11,974,406.01/x
  3. Step 3: Cross multiply
    21,763,933.71x = 30,034,693.65 × 11,974,406.01
  4. Step 4: Simplify right side
    21,763,933.71x = 359,647,616,151,068.81
  5. Step 5: Solve for x
    x = 359,647,616,151,068.81/21,763,933.71
  6. Step 6: Final answer
    x = 16,524,936.21

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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.