Home / 21,671,567.70-32,507,351.55-8,901,237.30

Finding the Fourth Proportional to 21,671,567.70, 32,507,351.55 and 8,901,237.30

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Solution

The fourth proportional to 21,671,567.70, 32,507,351.55 and 8,901,237.30 is: 13,351,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,671,567.70 : 32,507,351.55 = 8,901,237.30 : x
  2. Step 2: Convert to fraction form
    21,671,567.70/32,507,351.55 = 8,901,237.30/x
  3. Step 3: Cross multiply
    21,671,567.70x = 32,507,351.55 × 8,901,237.30
  4. Step 4: Simplify right side
    21,671,567.70x = 289,355,650,141,072.88
  5. Step 5: Solve for x
    x = 289,355,650,141,072.88/21,671,567.70
  6. Step 6: Final answer
    x = 13,351,855.95

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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.