Home / 9,012,630-13,520,639.93-3,621,707.81

Finding the Fourth Proportional to 9,012,630, 13,520,639.93 and 3,621,707.81

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Solution

The fourth proportional to 9,012,630, 13,520,639.93 and 3,621,707.81 is: 5,433,242.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012,630 : 13,520,639.93 = 3,621,707.81 : x
  2. Step 2: Convert to fraction form
    9,012,630/13,520,639.93 = 3,621,707.81/x
  3. Step 3: Cross multiply
    9,012,630x = 13,520,639.93 × 3,621,707.81
  4. Step 4: Simplify right side
    9,012,630x = 48,967,807,144,967.12
  5. Step 5: Solve for x
    x = 48,967,807,144,967.12/9,012,630
  6. Step 6: Final answer
    x = 5,433,242.81

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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.