Home / 31,549,613.54-47,324,420.37-7,615,085.54

Finding the Fourth Proportional to 31,549,613.54, 47,324,420.37 and 7,615,085.54

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Solution

The fourth proportional to 31,549,613.54, 47,324,420.37 and 7,615,085.54 is: 11,422,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,613.54 : 47,324,420.37 = 7,615,085.54 : x
  2. Step 2: Convert to fraction form
    31,549,613.54/47,324,420.37 = 7,615,085.54/x
  3. Step 3: Cross multiply
    31,549,613.54x = 47,324,420.37 × 7,615,085.54
  4. Step 4: Simplify right side
    31,549,613.54x = 360,379,509,011,846.31
  5. Step 5: Solve for x
    x = 360,379,509,011,846.31/31,549,613.54
  6. Step 6: Final answer
    x = 11,422,628.32

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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.