Home / 30,754,986.60-46,100,987.10-17,968,909.80

Finding the Fourth Proportional to 30,754,986.60, 46,100,987.10 and 17,968,909.80

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Solution

The fourth proportional to 30,754,986.60, 46,100,987.10 and 17,968,909.80 is: 26,934,964.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754,986.60 : 46,100,987.10 = 17,968,909.80 : x
  2. Step 2: Convert to fraction form
    30,754,986.60/46,100,987.10 = 17,968,909.80/x
  3. Step 3: Cross multiply
    30,754,986.60x = 46,100,987.10 × 17,968,909.80
  4. Step 4: Simplify right side
    30,754,986.60x = 828,384,478,890,863.62
  5. Step 5: Solve for x
    x = 828,384,478,890,863.62/30,754,986.60
  6. Step 6: Final answer
    x = 26,934,964.72

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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.