Home / 13,724,994.35-20,587,639.37-4,140,455.91

Finding the Fourth Proportional to 13,724,994.35, 20,587,639.37 and 4,140,455.91

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Solution

The fourth proportional to 13,724,994.35, 20,587,639.37 and 4,140,455.91 is: 6,210,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724,994.35 : 20,587,639.37 = 4,140,455.91 : x
  2. Step 2: Convert to fraction form
    13,724,994.35/20,587,639.37 = 4,140,455.91/x
  3. Step 3: Cross multiply
    13,724,994.35x = 20,587,639.37 × 4,140,455.91
  4. Step 4: Simplify right side
    13,724,994.35x = 85,242,213,081,762.89
  5. Step 5: Solve for x
    x = 85,242,213,081,762.89/13,724,994.35
  6. Step 6: Final answer
    x = 6,210,728.47

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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.