Home / 12,925,402.48-17,836,956.84-7,124,195.44

Finding the Fourth Proportional to 12,925,402.48, 17,836,956.84 and 7,124,195.44

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Solution

The fourth proportional to 12,925,402.48, 17,836,956.84 and 7,124,195.44 is: 9,831,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925,402.48 : 17,836,956.84 = 7,124,195.44 : x
  2. Step 2: Convert to fraction form
    12,925,402.48/17,836,956.84 = 7,124,195.44/x
  3. Step 3: Cross multiply
    12,925,402.48x = 17,836,956.84 × 7,124,195.44
  4. Step 4: Simplify right side
    12,925,402.48x = 127,073,966,583,004.81
  5. Step 5: Solve for x
    x = 127,073,966,583,004.81/12,925,402.48
  6. Step 6: Final answer
    x = 9,831,335.37

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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.