Home / 21,192,601.19-31,742,555.10-15,025,890.35

Finding the Fourth Proportional to 21,192,601.19, 31,742,555.10 and 15,025,890.35

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Solution

The fourth proportional to 21,192,601.19, 31,742,555.10 and 15,025,890.35 is: 22,505,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,192,601.19 : 31,742,555.10 = 15,025,890.35 : x
  2. Step 2: Convert to fraction form
    21,192,601.19/31,742,555.10 = 15,025,890.35/x
  3. Step 3: Cross multiply
    21,192,601.19x = 31,742,555.10 × 15,025,890.35
  4. Step 4: Simplify right side
    21,192,601.19x = 476,960,152,384,442.56
  5. Step 5: Solve for x
    x = 476,960,152,384,442.56/21,192,601.19
  6. Step 6: Final answer
    x = 22,505,975.00

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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.