Home / 12,550,920.30-18,829,004.85-4,032,117.90

Finding the Fourth Proportional to 12,550,920.30, 18,829,004.85 and 4,032,117.90

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Solution

The fourth proportional to 12,550,920.30, 18,829,004.85 and 4,032,117.90 is: 6,049,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,920.30 : 18,829,004.85 = 4,032,117.90 : x
  2. Step 2: Convert to fraction form
    12,550,920.30/18,829,004.85 = 4,032,117.90/x
  3. Step 3: Cross multiply
    12,550,920.30x = 18,829,004.85 × 4,032,117.90
  4. Step 4: Simplify right side
    12,550,920.30x = 75,920,767,494,871.81
  5. Step 5: Solve for x
    x = 75,920,767,494,871.81/12,550,920.30
  6. Step 6: Final answer
    x = 6,049,019.97

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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.