Home / 17,312,761.20-25,969,141.80-16,651,412.40

Finding the Fourth Proportional to 17,312,761.20, 25,969,141.80 and 16,651,412.40

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Solution

The fourth proportional to 17,312,761.20, 25,969,141.80 and 16,651,412.40 is: 24,977,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,761.20 : 25,969,141.80 = 16,651,412.40 : x
  2. Step 2: Convert to fraction form
    17,312,761.20/25,969,141.80 = 16,651,412.40/x
  3. Step 3: Cross multiply
    17,312,761.20x = 25,969,141.80 × 16,651,412.40
  4. Step 4: Simplify right side
    17,312,761.20x = 432,422,889,785,878.31
  5. Step 5: Solve for x
    x = 432,422,889,785,878.31/17,312,761.20
  6. Step 6: Final answer
    x = 24,977,118.60

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1.5x scale

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.