Finding the Fourth Proportional to 26,585,128.56, 39,877,689.60 and 6,390,370.56
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Solution
The fourth proportional to 26,585,128.56, 39,877,689.60 and 6,390,370.56 is: 9,585,555.06
Step by Step Solution
- Step 1: Write the proportion equation
26,585,128.56 : 39,877,689.60 = 6,390,370.56 : x - Step 2: Convert to fraction form
26,585,128.56/39,877,689.60 = 6,390,370.56/x - Step 3: Cross multiply
26,585,128.56x = 39,877,689.60 × 6,390,370.56 - Step 4: Simplify right side
26,585,128.56x = 254,833,213,620,658.16 - Step 5: Solve for x
x = 254,833,213,620,658.16/26,585,128.56 - Step 6: Final answer
x = 9,585,555.06
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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.