Home / 13,106,537.71-19,659,789.65-3,521,916.35

Finding the Fourth Proportional to 13,106,537.71, 19,659,789.65 and 3,521,916.35

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Solution

The fourth proportional to 13,106,537.71, 19,659,789.65 and 3,521,916.35 is: 5,282,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,537.71 : 19,659,789.65 = 3,521,916.35 : x
  2. Step 2: Convert to fraction form
    13,106,537.71/19,659,789.65 = 3,521,916.35/x
  3. Step 3: Cross multiply
    13,106,537.71x = 19,659,789.65 × 3,521,916.35
  4. Step 4: Simplify right side
    13,106,537.71x = 69,240,134,590,125.83
  5. Step 5: Solve for x
    x = 69,240,134,590,125.83/13,106,537.71
  6. Step 6: Final answer
    x = 5,282,869.98

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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.