Home / 13,442,940.90-20,164,411.35-4,467,492.90

Finding the Fourth Proportional to 13,442,940.90, 20,164,411.35 and 4,467,492.90

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Solution

The fourth proportional to 13,442,940.90, 20,164,411.35 and 4,467,492.90 is: 6,701,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,442,940.90 : 20,164,411.35 = 4,467,492.90 : x
  2. Step 2: Convert to fraction form
    13,442,940.90/20,164,411.35 = 4,467,492.90/x
  3. Step 3: Cross multiply
    13,442,940.90x = 20,164,411.35 × 4,467,492.90
  4. Step 4: Simplify right side
    13,442,940.90x = 90,084,364,538,804.42
  5. Step 5: Solve for x
    x = 90,084,364,538,804.42/13,442,940.90
  6. Step 6: Final answer
    x = 6,701,239.35

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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.