Home / 7,339,448.42-10,128,462.29-4,076,262.58

Finding the Fourth Proportional to 7,339,448.42, 10,128,462.29 and 4,076,262.58

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Solution

The fourth proportional to 7,339,448.42, 10,128,462.29 and 4,076,262.58 is: 5,625,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,448.42 : 10,128,462.29 = 4,076,262.58 : x
  2. Step 2: Convert to fraction form
    7,339,448.42/10,128,462.29 = 4,076,262.58/x
  3. Step 3: Cross multiply
    7,339,448.42x = 10,128,462.29 × 4,076,262.58
  4. Step 4: Simplify right side
    7,339,448.42x = 41,286,271,810,537.61
  5. Step 5: Solve for x
    x = 41,286,271,810,537.61/7,339,448.42
  6. Step 6: Final answer
    x = 5,625,255.39

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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.