Home / 11,650,328.40-17,469,271.80-4,911,128.40

Finding the Fourth Proportional to 11,650,328.40, 17,469,271.80 and 4,911,128.40

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Solution

The fourth proportional to 11,650,328.40, 17,469,271.80 and 4,911,128.40 is: 7,364,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650,328.40 : 17,469,271.80 = 4,911,128.40 : x
  2. Step 2: Convert to fraction form
    11,650,328.40/17,469,271.80 = 4,911,128.40/x
  3. Step 3: Cross multiply
    11,650,328.40x = 17,469,271.80 × 4,911,128.40
  4. Step 4: Simplify right side
    11,650,328.40x = 85,793,836,864,299.12
  5. Step 5: Solve for x
    x = 85,793,836,864,299.12/11,650,328.40
  6. Step 6: Final answer
    x = 7,364,070.26

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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.