Home / 18,808,306.92-25,863,423.02-16,323,213.20

Finding the Fourth Proportional to 18,808,306.92, 25,863,423.02 and 16,323,213.20

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Solution

The fourth proportional to 18,808,306.92, 25,863,423.02 and 16,323,213.20 is: 22,446,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808,306.92 : 25,863,423.02 = 16,323,213.20 : x
  2. Step 2: Convert to fraction form
    18,808,306.92/25,863,423.02 = 16,323,213.20/x
  3. Step 3: Cross multiply
    18,808,306.92x = 25,863,423.02 × 16,323,213.20
  4. Step 4: Simplify right side
    18,808,306.92x = 422,174,168,037,247.81
  5. Step 5: Solve for x
    x = 422,174,168,037,247.81/18,808,306.92
  6. Step 6: Final answer
    x = 22,446,154.77

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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.