Home / 10,700,502.16-16,041,305.39-8,187,376.72

Finding the Fourth Proportional to 10,700,502.16, 16,041,305.39 and 8,187,376.72

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Solution

The fourth proportional to 10,700,502.16, 16,041,305.39 and 8,187,376.72 is: 12,273,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700,502.16 : 16,041,305.39 = 8,187,376.72 : x
  2. Step 2: Convert to fraction form
    10,700,502.16/16,041,305.39 = 8,187,376.72/x
  3. Step 3: Cross multiply
    10,700,502.16x = 16,041,305.39 × 8,187,376.72
  4. Step 4: Simplify right side
    10,700,502.16x = 131,336,210,308,496.52
  5. Step 5: Solve for x
    x = 131,336,210,308,496.52/10,700,502.16
  6. Step 6: Final answer
    x = 12,273,836.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.