Finding the Fourth Proportional to 7,654,247.04, 10,562,811.84 and 4,216,408.32
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Solution
The fourth proportional to 7,654,247.04, 10,562,811.84 and 4,216,408.32 is: 5,818,616.45
Step by Step Solution
- Step 1: Write the proportion equation
7,654,247.04 : 10,562,811.84 = 4,216,408.32 : x - Step 2: Convert to fraction form
7,654,247.04/10,562,811.84 = 4,216,408.32/x - Step 3: Cross multiply
7,654,247.04x = 10,562,811.84 × 4,216,408.32 - Step 4: Simplify right side
7,654,247.04x = 44,537,127,724,770.51 - Step 5: Solve for x
x = 44,537,127,724,770.51/7,654,247.04 - Step 6: Final answer
x = 5,818,616.45
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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.