Home / 13,742,762.20-20,614,143.30-9,711,683.80

Finding the Fourth Proportional to 13,742,762.20, 20,614,143.30 and 9,711,683.80

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Solution

The fourth proportional to 13,742,762.20, 20,614,143.30 and 9,711,683.80 is: 14,567,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742,762.20 : 20,614,143.30 = 9,711,683.80 : x
  2. Step 2: Convert to fraction form
    13,742,762.20/20,614,143.30 = 9,711,683.80/x
  3. Step 3: Cross multiply
    13,742,762.20x = 20,614,143.30 × 9,711,683.80
  4. Step 4: Simplify right side
    13,742,762.20x = 200,198,041,537,488.56
  5. Step 5: Solve for x
    x = 200,198,041,537,488.56/13,742,762.20
  6. Step 6: Final answer
    x = 14,567,525.70

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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.