Finding the Fourth Proportional to 10,408,875, 14,373,065.12 and 6,542,641.32
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Solution
The fourth proportional to 10,408,875, 14,373,065.12 and 6,542,641.32 is: 9,034,387.46
Step by Step Solution
- Step 1: Write the proportion equation
10,408,875 : 14,373,065.12 = 6,542,641.32 : x - Step 2: Convert to fraction form
10,408,875/14,373,065.12 = 6,542,641.32/x - Step 3: Cross multiply
10,408,875x = 14,373,065.12 × 6,542,641.32 - Step 4: Simplify right side
10,408,875x = 94,037,809,749,162.75 - Step 5: Solve for x
x = 94,037,809,749,162.75/10,408,875 - Step 6: Final answer
x = 9,034,387.46
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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.