Home / 19,421,539.20-29,163,801.60-14,067,763.20

Finding the Fourth Proportional to 19,421,539.20, 29,163,801.60 and 14,067,763.20

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Solution

The fourth proportional to 19,421,539.20, 29,163,801.60 and 14,067,763.20 is: 21,124,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,539.20 : 29,163,801.60 = 14,067,763.20 : x
  2. Step 2: Convert to fraction form
    19,421,539.20/29,163,801.60 = 14,067,763.20/x
  3. Step 3: Cross multiply
    19,421,539.20x = 29,163,801.60 × 14,067,763.20
  4. Step 4: Simplify right side
    19,421,539.20x = 410,269,454,920,581.12
  5. Step 5: Solve for x
    x = 410,269,454,920,581.12/19,421,539.20
  6. Step 6: Final answer
    x = 21,124,456.24

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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.