Home / 13,102,683.18-19,653,309.78-4,004,777.76

Finding the Fourth Proportional to 13,102,683.18, 19,653,309.78 and 4,004,777.76

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Solution

The fourth proportional to 13,102,683.18, 19,653,309.78 and 4,004,777.76 is: 6,006,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,683.18 : 19,653,309.78 = 4,004,777.76 : x
  2. Step 2: Convert to fraction form
    13,102,683.18/19,653,309.78 = 4,004,777.76/x
  3. Step 3: Cross multiply
    13,102,683.18x = 19,653,309.78 × 4,004,777.76
  4. Step 4: Simplify right side
    13,102,683.18x = 78,707,137,917,334.50
  5. Step 5: Solve for x
    x = 78,707,137,917,334.50/13,102,683.18
  6. Step 6: Final answer
    x = 6,006,948.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.