Home / 18,808,305.92-25,863,421.65-16,323,212.20

Finding the Fourth Proportional to 18,808,305.92, 25,863,421.65 and 16,323,212.20

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Solution

The fourth proportional to 18,808,305.92, 25,863,421.65 and 16,323,212.20 is: 22,446,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808,305.92 : 25,863,421.65 = 16,323,212.20 : x
  2. Step 2: Convert to fraction form
    18,808,305.92/25,863,421.65 = 16,323,212.20/x
  3. Step 3: Cross multiply
    18,808,305.92x = 25,863,421.65 × 16,323,212.20
  4. Step 4: Simplify right side
    18,808,305.92x = 422,174,119,811,024.06
  5. Step 5: Solve for x
    x = 422,174,119,811,024.06/18,808,305.92
  6. Step 6: Final answer
    x = 22,446,153.40

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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.