Home / 46,513,375.13-69,764,739.07-12,437,378.21

Finding the Fourth Proportional to 46,513,375.13, 69,764,739.07 and 12,437,378.21

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Solution

The fourth proportional to 46,513,375.13, 69,764,739.07 and 12,437,378.21 is: 18,654,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,513,375.13 : 69,764,739.07 = 12,437,378.21 : x
  2. Step 2: Convert to fraction form
    46,513,375.13/69,764,739.07 = 12,437,378.21/x
  3. Step 3: Cross multiply
    46,513,375.13x = 69,764,739.07 × 12,437,378.21
  4. Step 4: Simplify right side
    46,513,375.13x = 867,690,445,155,636.50
  5. Step 5: Solve for x
    x = 867,690,445,155,636.50/46,513,375.13
  6. Step 6: Final answer
    x = 18,654,643.81

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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.