Home / 13,597,750.80-20,390,721.30-4,496,331.60

Finding the Fourth Proportional to 13,597,750.80, 20,390,721.30 and 4,496,331.60

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Solution

The fourth proportional to 13,597,750.80, 20,390,721.30 and 4,496,331.60 is: 6,742,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,750.80 : 20,390,721.30 = 4,496,331.60 : x
  2. Step 2: Convert to fraction form
    13,597,750.80/20,390,721.30 = 4,496,331.60/x
  3. Step 3: Cross multiply
    13,597,750.80x = 20,390,721.30 × 4,496,331.60
  4. Step 4: Simplify right side
    13,597,750.80x = 91,683,444,527,983.08
  5. Step 5: Solve for x
    x = 91,683,444,527,983.08/13,597,750.80
  6. Step 6: Final answer
    x = 6,742,544.84

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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.