Home / 27,033,762.40-40,550,643.60-9,990,908.80

Finding the Fourth Proportional to 27,033,762.40, 40,550,643.60 and 9,990,908.80

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Solution

The fourth proportional to 27,033,762.40, 40,550,643.60 and 9,990,908.80 is: 14,986,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,033,762.40 : 40,550,643.60 = 9,990,908.80 : x
  2. Step 2: Convert to fraction form
    27,033,762.40/40,550,643.60 = 9,990,908.80/x
  3. Step 3: Cross multiply
    27,033,762.40x = 40,550,643.60 × 9,990,908.80
  4. Step 4: Simplify right side
    27,033,762.40x = 405,137,781,988,903.75
  5. Step 5: Solve for x
    x = 405,137,781,988,903.75/27,033,762.40
  6. Step 6: Final answer
    x = 14,986,363.20

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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.