Home / 7,810,317.16-11,723,032.34-3,769,649.40

Finding the Fourth Proportional to 7,810,317.16, 11,723,032.34 and 3,769,649.40

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Solution

The fourth proportional to 7,810,317.16, 11,723,032.34 and 3,769,649.40 is: 5,658,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810,317.16 : 11,723,032.34 = 3,769,649.40 : x
  2. Step 2: Convert to fraction form
    7,810,317.16/11,723,032.34 = 3,769,649.40/x
  3. Step 3: Cross multiply
    7,810,317.16x = 11,723,032.34 × 3,769,649.40
  4. Step 4: Simplify right side
    7,810,317.16x = 44,191,721,826,661.59
  5. Step 5: Solve for x
    x = 44,191,721,826,661.59/7,810,317.16
  6. Step 6: Final answer
    x = 5,658,121.29

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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.