Home / 19,239,059.70-28,834,095.15-7,866,659.70

Finding the Fourth Proportional to 19,239,059.70, 28,834,095.15 and 7,866,659.70

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Solution

The fourth proportional to 19,239,059.70, 28,834,095.15 and 7,866,659.70 is: 11,789,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239,059.70 : 28,834,095.15 = 7,866,659.70 : x
  2. Step 2: Convert to fraction form
    19,239,059.70/28,834,095.15 = 7,866,659.70/x
  3. Step 3: Cross multiply
    19,239,059.70x = 28,834,095.15 × 7,866,659.70
  4. Step 4: Simplify right side
    19,239,059.70x = 226,828,014,302,470.44
  5. Step 5: Solve for x
    x = 226,828,014,302,470.44/19,239,059.70
  6. Step 6: Final answer
    x = 11,789,974.03

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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.