Home / 14,013,738.03-19,338,931.78-7,818,416.14

Finding the Fourth Proportional to 14,013,738.03, 19,338,931.78 and 7,818,416.14

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Solution

The fourth proportional to 14,013,738.03, 19,338,931.78 and 7,818,416.14 is: 10,789,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,738.03 : 19,338,931.78 = 7,818,416.14 : x
  2. Step 2: Convert to fraction form
    14,013,738.03/19,338,931.78 = 7,818,416.14/x
  3. Step 3: Cross multiply
    14,013,738.03x = 19,338,931.78 × 7,818,416.14
  4. Step 4: Simplify right side
    14,013,738.03x = 151,199,816,359,110.94
  5. Step 5: Solve for x
    x = 151,199,816,359,110.94/14,013,738.03
  6. Step 6: Final answer
    x = 10,789,399.38

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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.