Finding the Fourth Proportional to 26,256,985.04, 36,236,460.84 and 14,656,808.72
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Solution
The fourth proportional to 26,256,985.04, 36,236,460.84 and 14,656,808.72 is: 20,227,412.80
Step by Step Solution
- Step 1: Write the proportion equation
26,256,985.04 : 36,236,460.84 = 14,656,808.72 : x - Step 2: Convert to fraction form
26,256,985.04/36,236,460.84 = 14,656,808.72/x - Step 3: Cross multiply
26,256,985.04x = 36,236,460.84 × 14,656,808.72 - Step 4: Simplify right side
26,256,985.04x = 531,110,875,221,650.62 - Step 5: Solve for x
x = 531,110,875,221,650.62/26,256,985.04 - Step 6: Final answer
x = 20,227,412.80
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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.