Home / 7,457,840.80-11,178,466.80-4,094,461.60

Finding the Fourth Proportional to 7,457,840.80, 11,178,466.80 and 4,094,461.60

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Solution

The fourth proportional to 7,457,840.80, 11,178,466.80 and 4,094,461.60 is: 6,137,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,840.80 : 11,178,466.80 = 4,094,461.60 : x
  2. Step 2: Convert to fraction form
    7,457,840.80/11,178,466.80 = 4,094,461.60/x
  3. Step 3: Cross multiply
    7,457,840.80x = 11,178,466.80 × 4,094,461.60
  4. Step 4: Simplify right side
    7,457,840.80x = 45,769,803,059,474.88
  5. Step 5: Solve for x
    x = 45,769,803,059,474.88/7,457,840.80
  6. Step 6: Final answer
    x = 6,137,138.66

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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.