Finding the Fourth Proportional to 26,365,843.17, 36,385,154.63 and 14,605,291.68
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Solution
The fourth proportional to 26,365,843.17, 36,385,154.63 and 14,605,291.68 is: 20,155,463.75
Step by Step Solution
- Step 1: Write the proportion equation
26,365,843.17 : 36,385,154.63 = 14,605,291.68 : x - Step 2: Convert to fraction form
26,365,843.17/36,385,154.63 = 14,605,291.68/x - Step 3: Cross multiply
26,365,843.17x = 36,385,154.63 × 14,605,291.68 - Step 4: Simplify right side
26,365,843.17x = 531,415,796,120,026 - Step 5: Solve for x
x = 531,415,796,120,026/26,365,843.17 - Step 6: Final answer
x = 20,155,463.75
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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.