Home / 53,863,464.60-74,332,056.78-30,660,085.80

Finding the Fourth Proportional to 53,863,464.60, 74,332,056.78 and 30,660,085.80

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Solution

The fourth proportional to 53,863,464.60, 74,332,056.78 and 30,660,085.80 is: 42,311,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,863,464.60 : 74,332,056.78 = 30,660,085.80 : x
  2. Step 2: Convert to fraction form
    53,863,464.60/74,332,056.78 = 30,660,085.80/x
  3. Step 3: Cross multiply
    53,863,464.60x = 74,332,056.78 × 30,660,085.80
  4. Step 4: Simplify right side
    53,863,464.60x = 2,279,027,238,565,272
  5. Step 5: Solve for x
    x = 2,279,027,238,565,272/53,863,464.60
  6. Step 6: Final answer
    x = 42,311,189.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.