Home / 13,819,227.86-19,070,600.81-7,624,274.28

Finding the Fourth Proportional to 13,819,227.86, 19,070,600.81 and 7,624,274.28

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Solution

The fourth proportional to 13,819,227.86, 19,070,600.81 and 7,624,274.28 is: 10,521,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819,227.86 : 19,070,600.81 = 7,624,274.28 : x
  2. Step 2: Convert to fraction form
    13,819,227.86/19,070,600.81 = 7,624,274.28/x
  3. Step 3: Cross multiply
    13,819,227.86x = 19,070,600.81 × 7,624,274.28
  4. Step 4: Simplify right side
    13,819,227.86x = 145,399,491,221,708.81
  5. Step 5: Solve for x
    x = 145,399,491,221,708.81/13,819,227.86
  6. Step 6: Final answer
    x = 10,521,535.12

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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.