Finding the Fourth Proportional to 26,187,987.67, 36,140,549.30 and 14,585,556.31
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Solution
The fourth proportional to 26,187,987.67, 36,140,549.30 and 14,585,556.31 is: 20,128,695.02
Step by Step Solution
- Step 1: Write the proportion equation
26,187,987.67 : 36,140,549.30 = 14,585,556.31 : x - Step 2: Convert to fraction form
26,187,987.67/36,140,549.30 = 14,585,556.31/x - Step 3: Cross multiply
26,187,987.67x = 36,140,549.30 × 14,585,556.31 - Step 4: Simplify right side
26,187,987.67x = 527,130,016,889,481.06 - Step 5: Solve for x
x = 527,130,016,889,481.06/26,187,987.67 - Step 6: Final answer
x = 20,128,695.02
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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.