Home / 12,621,582.24-18,925,890.48-5,792,277.12

Finding the Fourth Proportional to 12,621,582.24, 18,925,890.48 and 5,792,277.12

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Solution

The fourth proportional to 12,621,582.24, 18,925,890.48 and 5,792,277.12 is: 8,685,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,582.24 : 18,925,890.48 = 5,792,277.12 : x
  2. Step 2: Convert to fraction form
    12,621,582.24/18,925,890.48 = 5,792,277.12/x
  3. Step 3: Cross multiply
    12,621,582.24x = 18,925,890.48 × 5,792,277.12
  4. Step 4: Simplify right side
    12,621,582.24x = 109,624,002,402,929.83
  5. Step 5: Solve for x
    x = 109,624,002,402,929.83/12,621,582.24
  6. Step 6: Final answer
    x = 8,685,440.57

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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.