Finding the Fourth Proportional to 10,347,283.08, 15,527,567.65 and 6,939,417.66
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Solution
The fourth proportional to 10,347,283.08, 15,527,567.65 and 6,939,417.66 is: 10,413,581.65
Step by Step Solution
- Step 1: Write the proportion equation
10,347,283.08 : 15,527,567.65 = 6,939,417.66 : x - Step 2: Convert to fraction form
10,347,283.08/15,527,567.65 = 6,939,417.66/x - Step 3: Cross multiply
10,347,283.08x = 15,527,567.65 × 6,939,417.66 - Step 4: Simplify right side
10,347,283.08x = 107,752,277,167,254.70 - Step 5: Solve for x
x = 107,752,277,167,254.70/10,347,283.08 - Step 6: Final answer
x = 10,413,581.65
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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.