Home / 8,478,317.66-11,700,167.93-4,610,837.79

Finding the Fourth Proportional to 8,478,317.66, 11,700,167.93 and 4,610,837.79

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Solution

The fourth proportional to 8,478,317.66, 11,700,167.93 and 4,610,837.79 is: 6,363,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,317.66 : 11,700,167.93 = 4,610,837.79 : x
  2. Step 2: Convert to fraction form
    8,478,317.66/11,700,167.93 = 4,610,837.79/x
  3. Step 3: Cross multiply
    8,478,317.66x = 11,700,167.93 × 4,610,837.79
  4. Step 4: Simplify right side
    8,478,317.66x = 53,947,576,440,990.07
  5. Step 5: Solve for x
    x = 53,947,576,440,990.07/8,478,317.66
  6. Step 6: Final answer
    x = 6,363,004.86

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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.