Home / 19,516,849.70-26,933,410.77-10,815,167.66

Finding the Fourth Proportional to 19,516,849.70, 26,933,410.77 and 10,815,167.66

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Solution

The fourth proportional to 19,516,849.70, 26,933,410.77 and 10,815,167.66 is: 14,925,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,849.70 : 26,933,410.77 = 10,815,167.66 : x
  2. Step 2: Convert to fraction form
    19,516,849.70/26,933,410.77 = 10,815,167.66/x
  3. Step 3: Cross multiply
    19,516,849.70x = 26,933,410.77 × 10,815,167.66
  4. Step 4: Simplify right side
    19,516,849.70x = 291,289,353,133,199.69
  5. Step 5: Solve for x
    x = 291,289,353,133,199.69/19,516,849.70
  6. Step 6: Final answer
    x = 14,925,019.03

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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.