Home / 11,889,737.52-16,407,934.20-6,457,268.40

Finding the Fourth Proportional to 11,889,737.52, 16,407,934.20 and 6,457,268.40

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Solution

The fourth proportional to 11,889,737.52, 16,407,934.20 and 6,457,268.40 is: 8,911,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,737.52 : 16,407,934.20 = 6,457,268.40 : x
  2. Step 2: Convert to fraction form
    11,889,737.52/16,407,934.20 = 6,457,268.40/x
  3. Step 3: Cross multiply
    11,889,737.52x = 16,407,934.20 × 6,457,268.40
  4. Step 4: Simplify right side
    11,889,737.52x = 105,950,435,018,939.28
  5. Step 5: Solve for x
    x = 105,950,435,018,939.28/11,889,737.52
  6. Step 6: Final answer
    x = 8,911,082.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.