Home / 13,122,912.15-19,684,368.23-11,044,387.35

Finding the Fourth Proportional to 13,122,912.15, 19,684,368.23 and 11,044,387.35

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Solution

The fourth proportional to 13,122,912.15, 19,684,368.23 and 11,044,387.35 is: 16,566,581.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,912.15 : 19,684,368.23 = 11,044,387.35 : x
  2. Step 2: Convert to fraction form
    13,122,912.15/19,684,368.23 = 11,044,387.35/x
  3. Step 3: Cross multiply
    13,122,912.15x = 19,684,368.23 × 11,044,387.35
  4. Step 4: Simplify right side
    13,122,912.15x = 217,401,787,416,931.97
  5. Step 5: Solve for x
    x = 217,401,787,416,931.97/13,122,912.15
  6. Step 6: Final answer
    x = 16,566,581.03

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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.