Home / 16,019,856.30-22,107,507.84-8,677,689.45

Finding the Fourth Proportional to 16,019,856.30, 22,107,507.84 and 8,677,689.45

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Solution

The fourth proportional to 16,019,856.30, 22,107,507.84 and 8,677,689.45 is: 11,975,268.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,019,856.30 : 22,107,507.84 = 8,677,689.45 : x
  2. Step 2: Convert to fraction form
    16,019,856.30/22,107,507.84 = 8,677,689.45/x
  3. Step 3: Cross multiply
    16,019,856.30x = 22,107,507.84 × 8,677,689.45
  4. Step 4: Simplify right side
    16,019,856.30x = 191,842,087,548,960.28
  5. Step 5: Solve for x
    x = 191,842,087,548,960.28/16,019,856.30
  6. Step 6: Final answer
    x = 11,975,268.94

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1.5x scale

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.