Home / 21,896,895.84-30,217,177.74-12,107,089.23

Finding the Fourth Proportional to 21,896,895.84, 30,217,177.74 and 12,107,089.23

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Solution

The fourth proportional to 21,896,895.84, 30,217,177.74 and 12,107,089.23 is: 16,707,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,896,895.84 : 30,217,177.74 = 12,107,089.23 : x
  2. Step 2: Convert to fraction form
    21,896,895.84/30,217,177.74 = 12,107,089.23/x
  3. Step 3: Cross multiply
    21,896,895.84x = 30,217,177.74 × 12,107,089.23
  4. Step 4: Simplify right side
    21,896,895.84x = 365,842,067,176,949.75
  5. Step 5: Solve for x
    x = 365,842,067,176,949.75/21,896,895.84
  6. Step 6: Final answer
    x = 16,707,485.38

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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.