Finding the Fourth Proportional to 16,029,236.68, 22,122,615.06 and 9,919,633.48
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Solution
The fourth proportional to 16,029,236.68, 22,122,615.06 and 9,919,633.48 is: 13,690,498.02
Step by Step Solution
- Step 1: Write the proportion equation
16,029,236.68 : 22,122,615.06 = 9,919,633.48 : x - Step 2: Convert to fraction form
16,029,236.68/22,122,615.06 = 9,919,633.48/x - Step 3: Cross multiply
16,029,236.68x = 22,122,615.06 × 9,919,633.48 - Step 4: Simplify right side
16,029,236.68x = 219,448,233,014,328.22 - Step 5: Solve for x
x = 219,448,233,014,328.22/16,029,236.68 - Step 6: Final answer
x = 13,690,498.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.