Home / 8,478,290.07-11,699,790.53-4,807,541.79

Finding the Fourth Proportional to 8,478,290.07, 11,699,790.53 and 4,807,541.79

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Solution

The fourth proportional to 8,478,290.07, 11,699,790.53 and 4,807,541.79 is: 6,634,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,290.07 : 11,699,790.53 = 4,807,541.79 : x
  2. Step 2: Convert to fraction form
    8,478,290.07/11,699,790.53 = 4,807,541.79/x
  3. Step 3: Cross multiply
    8,478,290.07x = 11,699,790.53 × 4,807,541.79
  4. Step 4: Simplify right side
    8,478,290.07x = 56,247,231,883,183.54
  5. Step 5: Solve for x
    x = 56,247,231,883,183.54/8,478,290.07
  6. Step 6: Final answer
    x = 6,634,266.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.