Home / 26,913,421.92-40,369,752.72-12,528,444

Finding the Fourth Proportional to 26,913,421.92, 40,369,752.72 and 12,528,444

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Solution

The fourth proportional to 26,913,421.92, 40,369,752.72 and 12,528,444 is: 18,792,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913,421.92 : 40,369,752.72 = 12,528,444 : x
  2. Step 2: Convert to fraction form
    26,913,421.92/40,369,752.72 = 12,528,444/x
  3. Step 3: Cross multiply
    26,913,421.92x = 40,369,752.72 × 12,528,444
  4. Step 4: Simplify right side
    26,913,421.92x = 505,770,186,246,367.69
  5. Step 5: Solve for x
    x = 505,770,186,246,367.69/26,913,421.92
  6. Step 6: Final answer
    x = 18,792,489.03

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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.