Finding the Fourth Proportional to 8,853,373.08, 12,217,680.16 and 5,132,927.12
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Solution
The fourth proportional to 8,853,373.08, 12,217,680.16 and 5,132,927.12 is: 7,083,454.09
Step by Step Solution
- Step 1: Write the proportion equation
8,853,373.08 : 12,217,680.16 = 5,132,927.12 : x - Step 2: Convert to fraction form
8,853,373.08/12,217,680.16 = 5,132,927.12/x - Step 3: Cross multiply
8,853,373.08x = 12,217,680.16 × 5,132,927.12 - Step 4: Simplify right side
8,853,373.08x = 62,712,461,762,829.23 - Step 5: Solve for x
x = 62,712,461,762,829.23/8,853,373.08 - Step 6: Final answer
x = 7,083,454.09
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1.5x scale
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.