Home / 53,273,263.48-79,919,974.86-16,890,817.48

Finding the Fourth Proportional to 53,273,263.48, 79,919,974.86 and 16,890,817.48

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Solution

The fourth proportional to 53,273,263.48, 79,919,974.86 and 16,890,817.48 is: 25,339,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273,263.48 : 79,919,974.86 = 16,890,817.48 : x
  2. Step 2: Convert to fraction form
    53,273,263.48/79,919,974.86 = 16,890,817.48/x
  3. Step 3: Cross multiply
    53,273,263.48x = 79,919,974.86 × 16,890,817.48
  4. Step 4: Simplify right side
    53,273,263.48x = 1,349,913,708,366,448.50
  5. Step 5: Solve for x
    x = 1,349,913,708,366,448.50/53,273,263.48
  6. Step 6: Final answer
    x = 25,339,422.07

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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.