Home / 14,666,335.20-21,990,754.80-8,990,632.80

Finding the Fourth Proportional to 14,666,335.20, 21,990,754.80 and 8,990,632.80

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Solution

The fourth proportional to 14,666,335.20, 21,990,754.80 and 8,990,632.80 is: 13,480,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,335.20 : 21,990,754.80 = 8,990,632.80 : x
  2. Step 2: Convert to fraction form
    14,666,335.20/21,990,754.80 = 8,990,632.80/x
  3. Step 3: Cross multiply
    14,666,335.20x = 21,990,754.80 × 8,990,632.80
  4. Step 4: Simplify right side
    14,666,335.20x = 197,710,801,401,637.47
  5. Step 5: Solve for x
    x = 197,710,801,401,637.47/14,666,335.20
  6. Step 6: Final answer
    x = 13,480,586.58

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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.