Home / 27,955,384.61-38,580,018.63-16,795,291.28

Finding the Fourth Proportional to 27,955,384.61, 38,580,018.63 and 16,795,291.28

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Solution

The fourth proportional to 27,955,384.61, 38,580,018.63 and 16,795,291.28 is: 23,178,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955,384.61 : 38,580,018.63 = 16,795,291.28 : x
  2. Step 2: Convert to fraction form
    27,955,384.61/38,580,018.63 = 16,795,291.28/x
  3. Step 3: Cross multiply
    27,955,384.61x = 38,580,018.63 × 16,795,291.28
  4. Step 4: Simplify right side
    27,955,384.61x = 647,962,650,222,794
  5. Step 5: Solve for x
    x = 647,962,650,222,794/27,955,384.61
  6. Step 6: Final answer
    x = 23,178,455.94

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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.