Home / 6,470,236.86-9,706,733-1,921,298.82

Finding the Fourth Proportional to 6,470,236.86, 9,706,733 and 1,921,298.82

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Solution

The fourth proportional to 6,470,236.86, 9,706,733 and 1,921,298.82 is: 2,882,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,236.86 : 9,706,733 = 1,921,298.82 : x
  2. Step 2: Convert to fraction form
    6,470,236.86/9,706,733 = 1,921,298.82/x
  3. Step 3: Cross multiply
    6,470,236.86x = 9,706,733 × 1,921,298.82
  4. Step 4: Simplify right side
    6,470,236.86x = 18,649,534,658,955.06
  5. Step 5: Solve for x
    x = 18,649,534,658,955.06/6,470,236.86
  6. Step 6: Final answer
    x = 2,882,357.33

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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.