Home / 15,595,717.19-21,520,645.34-8,626,244.72

Finding the Fourth Proportional to 15,595,717.19, 21,520,645.34 and 8,626,244.72

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Solution

The fourth proportional to 15,595,717.19, 21,520,645.34 and 8,626,244.72 is: 11,903,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,717.19 : 21,520,645.34 = 8,626,244.72 : x
  2. Step 2: Convert to fraction form
    15,595,717.19/21,520,645.34 = 8,626,244.72/x
  3. Step 3: Cross multiply
    15,595,717.19x = 21,520,645.34 × 8,626,244.72
  4. Step 4: Simplify right side
    15,595,717.19x = 185,642,353,084,433.16
  5. Step 5: Solve for x
    x = 185,642,353,084,433.16/15,595,717.19
  6. Step 6: Final answer
    x = 11,903,418.80

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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.