Home / 15,837,740.45-21,856,081.83-8,594,396.45

Finding the Fourth Proportional to 15,837,740.45, 21,856,081.83 and 8,594,396.45

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Solution

The fourth proportional to 15,837,740.45, 21,856,081.83 and 8,594,396.45 is: 11,860,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,740.45 : 21,856,081.83 = 8,594,396.45 : x
  2. Step 2: Convert to fraction form
    15,837,740.45/21,856,081.83 = 8,594,396.45/x
  3. Step 3: Cross multiply
    15,837,740.45x = 21,856,081.83 × 8,594,396.45
  4. Step 4: Simplify right side
    15,837,740.45x = 187,839,831,938,409.12
  5. Step 5: Solve for x
    x = 187,839,831,938,409.12/15,837,740.45
  6. Step 6: Final answer
    x = 11,860,267.10

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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.