Home / 31,519,410.20-47,242,373.70-14,481,805.40

Finding the Fourth Proportional to 31,519,410.20, 47,242,373.70 and 14,481,805.40

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Solution

The fourth proportional to 31,519,410.20, 47,242,373.70 and 14,481,805.40 is: 21,705,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519,410.20 : 47,242,373.70 = 14,481,805.40 : x
  2. Step 2: Convert to fraction form
    31,519,410.20/47,242,373.70 = 14,481,805.40/x
  3. Step 3: Cross multiply
    31,519,410.20x = 47,242,373.70 × 14,481,805.40
  4. Step 4: Simplify right side
    31,519,410.20x = 684,154,862,557,478
  5. Step 5: Solve for x
    x = 684,154,862,557,478/31,519,410.20
  6. Step 6: Final answer
    x = 21,705,826.92

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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.