Home / 13,943,432.60-20,915,148.90-3,708,272.60

Finding the Fourth Proportional to 13,943,432.60, 20,915,148.90 and 3,708,272.60

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Solution

The fourth proportional to 13,943,432.60, 20,915,148.90 and 3,708,272.60 is: 5,562,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,432.60 : 20,915,148.90 = 3,708,272.60 : x
  2. Step 2: Convert to fraction form
    13,943,432.60/20,915,148.90 = 3,708,272.60/x
  3. Step 3: Cross multiply
    13,943,432.60x = 20,915,148.90 × 3,708,272.60
  4. Step 4: Simplify right side
    13,943,432.60x = 77,559,073,590,790.14
  5. Step 5: Solve for x
    x = 77,559,073,590,790.14/13,943,432.60
  6. Step 6: Final answer
    x = 5,562,408.90

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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.