Home / 14,013,738.54-19,338,932.46-7,818,416.64

Finding the Fourth Proportional to 14,013,738.54, 19,338,932.46 and 7,818,416.64

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Solution

The fourth proportional to 14,013,738.54, 19,338,932.46 and 7,818,416.64 is: 10,789,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,738.54 : 19,338,932.46 = 7,818,416.64 : x
  2. Step 2: Convert to fraction form
    14,013,738.54/19,338,932.46 = 7,818,416.64/x
  3. Step 3: Cross multiply
    14,013,738.54x = 19,338,932.46 × 7,818,416.64
  4. Step 4: Simplify right side
    14,013,738.54x = 151,199,831,345,100.12
  5. Step 5: Solve for x
    x = 151,199,831,345,100.12/14,013,738.54
  6. Step 6: Final answer
    x = 10,789,400.05

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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.