Finding the Fourth Proportional to 26,296,233.80, 36,292,407.49 and 15,132,497.50
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Solution
The fourth proportional to 26,296,233.80, 36,292,407.49 and 15,132,497.50 is: 20,884,921.00
Step by Step Solution
- Step 1: Write the proportion equation
26,296,233.80 : 36,292,407.49 = 15,132,497.50 : x - Step 2: Convert to fraction form
26,296,233.80/36,292,407.49 = 15,132,497.50/x - Step 3: Cross multiply
26,296,233.80x = 36,292,407.49 × 15,132,497.50 - Step 4: Simplify right side
26,296,233.80x = 549,194,765,611,406.31 - Step 5: Solve for x
x = 549,194,765,611,406.31/26,296,233.80 - Step 6: Final answer
x = 20,884,921.00
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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.