Home / 16,487,999.20-24,725,000.40-7,970,946.40

Finding the Fourth Proportional to 16,487,999.20, 24,725,000.40 and 7,970,946.40

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Solution

The fourth proportional to 16,487,999.20, 24,725,000.40 and 7,970,946.40 is: 11,953,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487,999.20 : 24,725,000.40 = 7,970,946.40 : x
  2. Step 2: Convert to fraction form
    16,487,999.20/24,725,000.40 = 7,970,946.40/x
  3. Step 3: Cross multiply
    16,487,999.20x = 24,725,000.40 × 7,970,946.40
  4. Step 4: Simplify right side
    16,487,999.20x = 197,081,652,928,378.56
  5. Step 5: Solve for x
    x = 197,081,652,928,378.56/16,487,999.20
  6. Step 6: Final answer
    x = 11,953,036.30

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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.