Home / 8,315,848.70-11,475,749.01-4,644,818.84

Finding the Fourth Proportional to 8,315,848.70, 11,475,749.01 and 4,644,818.84

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Solution

The fourth proportional to 8,315,848.70, 11,475,749.01 and 4,644,818.84 is: 6,409,781.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,848.70 : 11,475,749.01 = 4,644,818.84 : x
  2. Step 2: Convert to fraction form
    8,315,848.70/11,475,749.01 = 4,644,818.84/x
  3. Step 3: Cross multiply
    8,315,848.70x = 11,475,749.01 × 4,644,818.84
  4. Step 4: Simplify right side
    8,315,848.70x = 53,302,775,250,866.80
  5. Step 5: Solve for x
    x = 53,302,775,250,866.80/8,315,848.70
  6. Step 6: Final answer
    x = 6,409,781.75

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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.