Home / 31,519,409.20-47,242,372.20-14,481,804.40

Finding the Fourth Proportional to 31,519,409.20, 47,242,372.20 and 14,481,804.40

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Solution

The fourth proportional to 31,519,409.20, 47,242,372.20 and 14,481,804.40 is: 21,705,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519,409.20 : 47,242,372.20 = 14,481,804.40 : x
  2. Step 2: Convert to fraction form
    31,519,409.20/47,242,372.20 = 14,481,804.40/x
  3. Step 3: Cross multiply
    31,519,409.20x = 47,242,372.20 × 14,481,804.40
  4. Step 4: Simplify right side
    31,519,409.20x = 684,154,793,592,397.75
  5. Step 5: Solve for x
    x = 684,154,793,592,397.75/31,519,409.20
  6. Step 6: Final answer
    x = 21,705,825.42

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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.