Finding the Fourth Proportional to 48,220,135.11, 72,340,164.45 and 15,873,982.29
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Solution
The fourth proportional to 48,220,135.11, 72,340,164.45 and 15,873,982.29 is: 23,814,252.84
Step by Step Solution
- Step 1: Write the proportion equation
48,220,135.11 : 72,340,164.45 = 15,873,982.29 : x - Step 2: Convert to fraction form
48,220,135.11/72,340,164.45 = 15,873,982.29/x - Step 3: Cross multiply
48,220,135.11x = 72,340,164.45 × 15,873,982.29 - Step 4: Simplify right side
48,220,135.11x = 1,148,326,489,334,987.50 - Step 5: Solve for x
x = 1,148,326,489,334,987.50/48,220,135.11 - Step 6: Final answer
x = 23,814,252.84
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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.