Home / 19,928,237.40-29,892,356.10-7,150,033.80

Finding the Fourth Proportional to 19,928,237.40, 29,892,356.10 and 7,150,033.80

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Solution

The fourth proportional to 19,928,237.40, 29,892,356.10 and 7,150,033.80 is: 10,725,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,237.40 : 29,892,356.10 = 7,150,033.80 : x
  2. Step 2: Convert to fraction form
    19,928,237.40/29,892,356.10 = 7,150,033.80/x
  3. Step 3: Cross multiply
    19,928,237.40x = 29,892,356.10 × 7,150,033.80
  4. Step 4: Simplify right side
    19,928,237.40x = 213,731,356,476,636.19
  5. Step 5: Solve for x
    x = 213,731,356,476,636.19/19,928,237.40
  6. Step 6: Final answer
    x = 10,725,050.70

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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.