Home / 13,597,750.30-20,390,720.55-4,496,331.10

Finding the Fourth Proportional to 13,597,750.30, 20,390,720.55 and 4,496,331.10

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Solution

The fourth proportional to 13,597,750.30, 20,390,720.55 and 4,496,331.10 is: 6,742,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,750.30 : 20,390,720.55 = 4,496,331.10 : x
  2. Step 2: Convert to fraction form
    13,597,750.30/20,390,720.55 = 4,496,331.10/x
  3. Step 3: Cross multiply
    13,597,750.30x = 20,390,720.55 × 4,496,331.10
  4. Step 4: Simplify right side
    13,597,750.30x = 91,683,430,960,374.09
  5. Step 5: Solve for x
    x = 91,683,430,960,374.09/13,597,750.30
  6. Step 6: Final answer
    x = 6,742,544.09

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1.5x scale

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.