Finding the Fourth Proportional to 10,016,431.68, 15,024,379.68 and 2,828,461.44
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Solution
The fourth proportional to 10,016,431.68, 15,024,379.68 and 2,828,461.44 is: 4,242,616.53
Step by Step Solution
- Step 1: Write the proportion equation
10,016,431.68 : 15,024,379.68 = 2,828,461.44 : x - Step 2: Convert to fraction form
10,016,431.68/15,024,379.68 = 2,828,461.44/x - Step 3: Cross multiply
10,016,431.68x = 15,024,379.68 × 2,828,461.44 - Step 4: Simplify right side
10,016,431.68x = 42,495,878,584,799.54 - Step 5: Solve for x
x = 42,495,878,584,799.54/10,016,431.68 - Step 6: Final answer
x = 4,242,616.53
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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.