Home / 13,824,281.40-20,742,642.90-4,855,270.20

Finding the Fourth Proportional to 13,824,281.40, 20,742,642.90 and 4,855,270.20

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Solution

The fourth proportional to 13,824,281.40, 20,742,642.90 and 4,855,270.20 is: 7,285,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,281.40 : 20,742,642.90 = 4,855,270.20 : x
  2. Step 2: Convert to fraction form
    13,824,281.40/20,742,642.90 = 4,855,270.20/x
  3. Step 3: Cross multiply
    13,824,281.40x = 20,742,642.90 × 4,855,270.20
  4. Step 4: Simplify right side
    13,824,281.40x = 100,711,135,941,611.58
  5. Step 5: Solve for x
    x = 100,711,135,941,611.58/13,824,281.40
  6. Step 6: Final answer
    x = 7,285,090.13

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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.