Home / 38,657,257.40-57,985,886.10-17,080,752.80

Finding the Fourth Proportional to 38,657,257.40, 57,985,886.10 and 17,080,752.80

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Solution

The fourth proportional to 38,657,257.40, 57,985,886.10 and 17,080,752.80 is: 25,621,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657,257.40 : 57,985,886.10 = 17,080,752.80 : x
  2. Step 2: Convert to fraction form
    38,657,257.40/57,985,886.10 = 17,080,752.80/x
  3. Step 3: Cross multiply
    38,657,257.40x = 57,985,886.10 × 17,080,752.80
  4. Step 4: Simplify right side
    38,657,257.40x = 990,442,586,363,056.12
  5. Step 5: Solve for x
    x = 990,442,586,363,056.12/38,657,257.40
  6. Step 6: Final answer
    x = 25,621,129.20

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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.