Home / 14,369,820.80-21,554,731.20-9,267,987.20

Finding the Fourth Proportional to 14,369,820.80, 21,554,731.20 and 9,267,987.20

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Solution

The fourth proportional to 14,369,820.80, 21,554,731.20 and 9,267,987.20 is: 13,901,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369,820.80 : 21,554,731.20 = 9,267,987.20 : x
  2. Step 2: Convert to fraction form
    14,369,820.80/21,554,731.20 = 9,267,987.20/x
  3. Step 3: Cross multiply
    14,369,820.80x = 21,554,731.20 × 9,267,987.20
  4. Step 4: Simplify right side
    14,369,820.80x = 199,768,972,861,040.62
  5. Step 5: Solve for x
    x = 199,768,972,861,040.62/14,369,820.80
  6. Step 6: Final answer
    x = 13,901,980.80

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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.