Home / 10,811,220.80-16,174,840.80-7,032,084.80

Finding the Fourth Proportional to 10,811,220.80, 16,174,840.80 and 7,032,084.80

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Solution

The fourth proportional to 10,811,220.80, 16,174,840.80 and 7,032,084.80 is: 10,520,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811,220.80 : 16,174,840.80 = 7,032,084.80 : x
  2. Step 2: Convert to fraction form
    10,811,220.80/16,174,840.80 = 7,032,084.80/x
  3. Step 3: Cross multiply
    10,811,220.80x = 16,174,840.80 × 7,032,084.80
  4. Step 4: Simplify right side
    10,811,220.80x = 113,742,852,132,099.84
  5. Step 5: Solve for x
    x = 113,742,852,132,099.84/10,811,220.80
  6. Step 6: Final answer
    x = 10,520,814.83

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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.