Home / 53,286,014.88-79,931,845.09-16,423,223.74

Finding the Fourth Proportional to 53,286,014.88, 79,931,845.09 and 16,423,223.74

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Solution

The fourth proportional to 53,286,014.88, 79,931,845.09 and 16,423,223.74 is: 24,635,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286,014.88 : 79,931,845.09 = 16,423,223.74 : x
  2. Step 2: Convert to fraction form
    53,286,014.88/79,931,845.09 = 16,423,223.74/x
  3. Step 3: Cross multiply
    53,286,014.88x = 79,931,845.09 × 16,423,223.74
  4. Step 4: Simplify right side
    53,286,014.88x = 1,312,738,575,464,431.25
  5. Step 5: Solve for x
    x = 1,312,738,575,464,431.25/53,286,014.88
  6. Step 6: Final answer
    x = 24,635,705.61

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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.