Home / 12,256,954.40-16,913,940.60-6,749,254.22

Finding the Fourth Proportional to 12,256,954.40, 16,913,940.60 and 6,749,254.22

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Solution

The fourth proportional to 12,256,954.40, 16,913,940.60 and 6,749,254.22 is: 9,313,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,954.40 : 16,913,940.60 = 6,749,254.22 : x
  2. Step 2: Convert to fraction form
    12,256,954.40/16,913,940.60 = 6,749,254.22/x
  3. Step 3: Cross multiply
    12,256,954.40x = 16,913,940.60 × 6,749,254.22
  4. Step 4: Simplify right side
    12,256,954.40x = 114,156,484,971,379.34
  5. Step 5: Solve for x
    x = 114,156,484,971,379.34/12,256,954.40
  6. Step 6: Final answer
    x = 9,313,609.34

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1.5x scale

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.