Finding the Fourth Proportional to 26,130,881.92, 36,059,674.56 and 14,370,051.28
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Solution
The fourth proportional to 26,130,881.92, 36,059,674.56 and 14,370,051.28 is: 19,830,152.47
Step by Step Solution
- Step 1: Write the proportion equation
26,130,881.92 : 36,059,674.56 = 14,370,051.28 : x - Step 2: Convert to fraction form
26,130,881.92/36,059,674.56 = 14,370,051.28/x - Step 3: Cross multiply
26,130,881.92x = 36,059,674.56 × 14,370,051.28 - Step 4: Simplify right side
26,130,881.92x = 518,179,372,567,311.44 - Step 5: Solve for x
x = 518,179,372,567,311.44/26,130,881.92 - Step 6: Final answer
x = 19,830,152.47
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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.