Home / 6,614,675.40-9,921,429.90-1,821,937.80

Finding the Fourth Proportional to 6,614,675.40, 9,921,429.90 and 1,821,937.80

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Solution

The fourth proportional to 6,614,675.40, 9,921,429.90 and 1,821,937.80 is: 2,732,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614,675.40 : 9,921,429.90 = 1,821,937.80 : x
  2. Step 2: Convert to fraction form
    6,614,675.40/9,921,429.90 = 1,821,937.80/x
  3. Step 3: Cross multiply
    6,614,675.40x = 9,921,429.90 × 1,821,937.80
  4. Step 4: Simplify right side
    6,614,675.40x = 18,076,228,164,860.22
  5. Step 5: Solve for x
    x = 18,076,228,164,860.22/6,614,675.40
  6. Step 6: Final answer
    x = 2,732,746.06

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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.