Home / 14,002,075.59-21,002,904.90-8,538,775.80

Finding the Fourth Proportional to 14,002,075.59, 21,002,904.90 and 8,538,775.80

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Solution

The fourth proportional to 14,002,075.59, 21,002,904.90 and 8,538,775.80 is: 12,808,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,075.59 : 21,002,904.90 = 8,538,775.80 : x
  2. Step 2: Convert to fraction form
    14,002,075.59/21,002,904.90 = 8,538,775.80/x
  3. Step 3: Cross multiply
    14,002,075.59x = 21,002,904.90 × 8,538,775.80
  4. Step 4: Simplify right side
    14,002,075.59x = 179,339,096,089,821.44
  5. Step 5: Solve for x
    x = 179,339,096,089,821.44/14,002,075.59
  6. Step 6: Final answer
    x = 12,808,036.56

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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.