Home / 30,762,022.40-46,143,033.60-25,760,499.20

Finding the Fourth Proportional to 30,762,022.40, 46,143,033.60 and 25,760,499.20

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Solution

The fourth proportional to 30,762,022.40, 46,143,033.60 and 25,760,499.20 is: 38,640,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762,022.40 : 46,143,033.60 = 25,760,499.20 : x
  2. Step 2: Convert to fraction form
    30,762,022.40/46,143,033.60 = 25,760,499.20/x
  3. Step 3: Cross multiply
    30,762,022.40x = 46,143,033.60 × 25,760,499.20
  4. Step 4: Simplify right side
    30,762,022.40x = 1,188,667,580,138,373
  5. Step 5: Solve for x
    x = 1,188,667,580,138,373/30,762,022.40
  6. Step 6: Final answer
    x = 38,640,748.80

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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.