Home / 13,437,296.20-20,155,944.30-7,369,683.40

Finding the Fourth Proportional to 13,437,296.20, 20,155,944.30 and 7,369,683.40

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Solution

The fourth proportional to 13,437,296.20, 20,155,944.30 and 7,369,683.40 is: 11,054,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,296.20 : 20,155,944.30 = 7,369,683.40 : x
  2. Step 2: Convert to fraction form
    13,437,296.20/20,155,944.30 = 7,369,683.40/x
  3. Step 3: Cross multiply
    13,437,296.20x = 20,155,944.30 × 7,369,683.40
  4. Step 4: Simplify right side
    13,437,296.20x = 148,542,928,119,034.62
  5. Step 5: Solve for x
    x = 148,542,928,119,034.62/13,437,296.20
  6. Step 6: Final answer
    x = 11,054,525.10

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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.