Finding the Fourth Proportional to 14,235,810.41, 21,387,781.70 and 9,128,247.17
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Solution
The fourth proportional to 14,235,810.41, 21,387,781.70 and 9,128,247.17 is: 13,714,214.52
Step by Step Solution
- Step 1: Write the proportion equation
14,235,810.41 : 21,387,781.70 = 9,128,247.17 : x - Step 2: Convert to fraction form
14,235,810.41/21,387,781.70 = 9,128,247.17/x - Step 3: Cross multiply
14,235,810.41x = 21,387,781.70 × 9,128,247.17 - Step 4: Simplify right side
14,235,810.41x = 195,232,957,828,906.22 - Step 5: Solve for x
x = 195,232,957,828,906.22/14,235,810.41 - Step 6: Final answer
x = 13,714,214.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.