Home / 14,890,412.80-22,335,619.20-9,788,579.20

Finding the Fourth Proportional to 14,890,412.80, 22,335,619.20 and 9,788,579.20

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Solution

The fourth proportional to 14,890,412.80, 22,335,619.20 and 9,788,579.20 is: 14,682,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,412.80 : 22,335,619.20 = 9,788,579.20 : x
  2. Step 2: Convert to fraction form
    14,890,412.80/22,335,619.20 = 9,788,579.20/x
  3. Step 3: Cross multiply
    14,890,412.80x = 22,335,619.20 × 9,788,579.20
  4. Step 4: Simplify right side
    14,890,412.80x = 218,633,977,520,240.62
  5. Step 5: Solve for x
    x = 218,633,977,520,240.62/14,890,412.80
  6. Step 6: Final answer
    x = 14,682,868.80

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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.