Home / 8,457,297.60-12,685,946.40-2,777,707.20

Finding the Fourth Proportional to 8,457,297.60, 12,685,946.40 and 2,777,707.20

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Solution

The fourth proportional to 8,457,297.60, 12,685,946.40 and 2,777,707.20 is: 4,166,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,297.60 : 12,685,946.40 = 2,777,707.20 : x
  2. Step 2: Convert to fraction form
    8,457,297.60/12,685,946.40 = 2,777,707.20/x
  3. Step 3: Cross multiply
    8,457,297.60x = 12,685,946.40 × 2,777,707.20
  4. Step 4: Simplify right side
    8,457,297.60x = 35,237,844,654,094.09
  5. Step 5: Solve for x
    x = 35,237,844,654,094.09/8,457,297.60
  6. Step 6: Final answer
    x = 4,166,560.80

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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.