Home / 12,717,048.60-19,076,739.30-4,197,403.80

Finding the Fourth Proportional to 12,717,048.60, 19,076,739.30 and 4,197,403.80

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Solution

The fourth proportional to 12,717,048.60, 19,076,739.30 and 4,197,403.80 is: 6,296,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717,048.60 : 19,076,739.30 = 4,197,403.80 : x
  2. Step 2: Convert to fraction form
    12,717,048.60/19,076,739.30 = 4,197,403.80/x
  3. Step 3: Cross multiply
    12,717,048.60x = 19,076,739.30 × 4,197,403.80
  4. Step 4: Simplify right side
    12,717,048.60x = 80,072,778,029,429.34
  5. Step 5: Solve for x
    x = 80,072,778,029,429.34/12,717,048.60
  6. Step 6: Final answer
    x = 6,296,490.68

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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.