Home / 19,357,467.20-29,036,200.80-13,584,564.80

Finding the Fourth Proportional to 19,357,467.20, 29,036,200.80 and 13,584,564.80

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Solution

The fourth proportional to 19,357,467.20, 29,036,200.80 and 13,584,564.80 is: 20,376,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357,467.20 : 29,036,200.80 = 13,584,564.80 : x
  2. Step 2: Convert to fraction form
    19,357,467.20/29,036,200.80 = 13,584,564.80/x
  3. Step 3: Cross multiply
    19,357,467.20x = 29,036,200.80 × 13,584,564.80
  4. Step 4: Simplify right side
    19,357,467.20x = 394,444,151,313,411.88
  5. Step 5: Solve for x
    x = 394,444,151,313,411.88/19,357,467.20
  6. Step 6: Final answer
    x = 20,376,847.20

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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.