Home / 47,284,590.80-70,926,886.20-16,995,515.60

Finding the Fourth Proportional to 47,284,590.80, 70,926,886.20 and 16,995,515.60

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Solution

The fourth proportional to 47,284,590.80, 70,926,886.20 and 16,995,515.60 is: 25,493,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,284,590.80 : 70,926,886.20 = 16,995,515.60 : x
  2. Step 2: Convert to fraction form
    47,284,590.80/70,926,886.20 = 16,995,515.60/x
  3. Step 3: Cross multiply
    47,284,590.80x = 70,926,886.20 × 16,995,515.60
  4. Step 4: Simplify right side
    47,284,590.80x = 1,205,439,000,871,525
  5. Step 5: Solve for x
    x = 1,205,439,000,871,525/47,284,590.80
  6. Step 6: Final answer
    x = 25,493,273.40

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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.