Finding the Fourth Proportional to 7,555,283.10, 10,426,660.29 and 4,248,618.03
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Solution
The fourth proportional to 7,555,283.10, 10,426,660.29 and 4,248,618.03 is: 5,863,300.73
Step by Step Solution
- Step 1: Write the proportion equation
7,555,283.10 : 10,426,660.29 = 4,248,618.03 : x - Step 2: Convert to fraction form
7,555,283.10/10,426,660.29 = 4,248,618.03/x - Step 3: Cross multiply
7,555,283.10x = 10,426,660.29 × 4,248,618.03 - Step 4: Simplify right side
7,555,283.10x = 44,298,896,900,779.03 - Step 5: Solve for x
x = 44,298,896,900,779.03/7,555,283.10 - Step 6: Final answer
x = 5,863,300.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.