Finding the Fourth Proportional to 26,585,599.36, 39,878,404.72 and 8,391,632.08
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Solution
The fourth proportional to 26,585,599.36, 39,878,404.72 and 8,391,632.08 is: 12,587,449.91
Step by Step Solution
- Step 1: Write the proportion equation
26,585,599.36 : 39,878,404.72 = 8,391,632.08 : x - Step 2: Convert to fraction form
26,585,599.36/39,878,404.72 = 8,391,632.08/x - Step 3: Cross multiply
26,585,599.36x = 39,878,404.72 × 8,391,632.08 - Step 4: Simplify right side
26,585,599.36x = 334,644,900,347,575.44 - Step 5: Solve for x
x = 334,644,900,347,575.44/26,585,599.36 - Step 6: Final answer
x = 12,587,449.91
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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.