Home / 5,638,677.62-8,443,708.79-4,725,459.32

Finding the Fourth Proportional to 5,638,677.62, 8,443,708.79 and 4,725,459.32

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Solution

The fourth proportional to 5,638,677.62, 8,443,708.79 and 4,725,459.32 is: 7,076,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,677.62 : 8,443,708.79 = 4,725,459.32 : x
  2. Step 2: Convert to fraction form
    5,638,677.62/8,443,708.79 = 4,725,459.32/x
  3. Step 3: Cross multiply
    5,638,677.62x = 8,443,708.79 × 4,725,459.32
  4. Step 4: Simplify right side
    5,638,677.62x = 39,900,402,331,225.59
  5. Step 5: Solve for x
    x = 39,900,402,331,225.59/5,638,677.62
  6. Step 6: Final answer
    x = 7,076,198.54

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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.