Home / 55,361,029.20-83,041,543.80-14,420,389.20

Finding the Fourth Proportional to 55,361,029.20, 83,041,543.80 and 14,420,389.20

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Solution

The fourth proportional to 55,361,029.20, 83,041,543.80 and 14,420,389.20 is: 21,630,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361,029.20 : 83,041,543.80 = 14,420,389.20 : x
  2. Step 2: Convert to fraction form
    55,361,029.20/83,041,543.80 = 14,420,389.20/x
  3. Step 3: Cross multiply
    55,361,029.20x = 83,041,543.80 × 14,420,389.20
  4. Step 4: Simplify right side
    55,361,029.20x = 1,197,491,381,364,846.75
  5. Step 5: Solve for x
    x = 1,197,491,381,364,846.75/55,361,029.20
  6. Step 6: Final answer
    x = 21,630,583.80

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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.