Home / 13,860,981.83-19,120,476.26-8,059,122.34

Finding the Fourth Proportional to 13,860,981.83, 19,120,476.26 and 8,059,122.34

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Solution

The fourth proportional to 13,860,981.83, 19,120,476.26 and 8,059,122.34 is: 11,117,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,981.83 : 19,120,476.26 = 8,059,122.34 : x
  2. Step 2: Convert to fraction form
    13,860,981.83/19,120,476.26 = 8,059,122.34/x
  3. Step 3: Cross multiply
    13,860,981.83x = 19,120,476.26 × 8,059,122.34
  4. Step 4: Simplify right side
    13,860,981.83x = 154,094,257,350,752.25
  5. Step 5: Solve for x
    x = 154,094,257,350,752.25/13,860,981.83
  6. Step 6: Final answer
    x = 11,117,124.26

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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.