Home / 10,219,673.80-15,322,512.30-4,830,905.80

Finding the Fourth Proportional to 10,219,673.80, 15,322,512.30 and 4,830,905.80

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Solution

The fourth proportional to 10,219,673.80, 15,322,512.30 and 4,830,905.80 is: 7,243,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,673.80 : 15,322,512.30 = 4,830,905.80 : x
  2. Step 2: Convert to fraction form
    10,219,673.80/15,322,512.30 = 4,830,905.80/x
  3. Step 3: Cross multiply
    10,219,673.80x = 15,322,512.30 × 4,830,905.80
  4. Step 4: Simplify right side
    10,219,673.80x = 74,021,613,540,641.34
  5. Step 5: Solve for x
    x = 74,021,613,540,641.34/10,219,673.80
  6. Step 6: Final answer
    x = 7,243,050.51

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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.