Home / 27,213,021.86-37,553,972.20-14,989,878.86

Finding the Fourth Proportional to 27,213,021.86, 37,553,972.20 and 14,989,878.86

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Solution

The fourth proportional to 27,213,021.86, 37,553,972.20 and 14,989,878.86 is: 20,686,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213,021.86 : 37,553,972.20 = 14,989,878.86 : x
  2. Step 2: Convert to fraction form
    27,213,021.86/37,553,972.20 = 14,989,878.86/x
  3. Step 3: Cross multiply
    27,213,021.86x = 37,553,972.20 × 14,989,878.86
  4. Step 4: Simplify right side
    27,213,021.86x = 562,929,493,989,807.69
  5. Step 5: Solve for x
    x = 562,929,493,989,807.69/27,213,021.86
  6. Step 6: Final answer
    x = 20,686,033.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.