Finding the Fourth Proportional to 8,935,348.72, 13,400,808.74 and 2,545,656.44
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Solution
The fourth proportional to 8,935,348.72, 13,400,808.74 and 2,545,656.44 is: 3,817,853.80
Step by Step Solution
- Step 1: Write the proportion equation
8,935,348.72 : 13,400,808.74 = 2,545,656.44 : x - Step 2: Convert to fraction form
8,935,348.72/13,400,808.74 = 2,545,656.44/x - Step 3: Cross multiply
8,935,348.72x = 13,400,808.74 × 2,545,656.44 - Step 4: Simplify right side
8,935,348.72x = 34,113,855,070,189.29 - Step 5: Solve for x
x = 34,113,855,070,189.29/8,935,348.72 - Step 6: Final answer
x = 3,817,853.80
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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.