Home / 19,214,696.40-28,822,595.09-7,542,582.06

Finding the Fourth Proportional to 19,214,696.40, 28,822,595.09 and 7,542,582.06

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Solution

The fourth proportional to 19,214,696.40, 28,822,595.09 and 7,542,582.06 is: 11,314,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214,696.40 : 28,822,595.09 = 7,542,582.06 : x
  2. Step 2: Convert to fraction form
    19,214,696.40/28,822,595.09 = 7,542,582.06/x
  3. Step 3: Cross multiply
    19,214,696.40x = 28,822,595.09 × 7,542,582.06
  4. Step 4: Simplify right side
    19,214,696.40x = 217,396,788,671,510.94
  5. Step 5: Solve for x
    x = 217,396,788,671,510.94/19,214,696.40
  6. Step 6: Final answer
    x = 11,314,089.18

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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.