Finding the Fourth Proportional to 56,181,601.68, 84,272,402.52 and 15,792,085.68
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Solution
The fourth proportional to 56,181,601.68, 84,272,402.52 and 15,792,085.68 is: 23,688,128.52
Step by Step Solution
- Step 1: Write the proportion equation
56,181,601.68 : 84,272,402.52 = 15,792,085.68 : x - Step 2: Convert to fraction form
56,181,601.68/84,272,402.52 = 15,792,085.68/x - Step 3: Cross multiply
56,181,601.68x = 84,272,402.52 × 15,792,085.68 - Step 4: Simplify right side
56,181,601.68x = 1,330,837,001,055,287.75 - Step 5: Solve for x
x = 1,330,837,001,055,287.75/56,181,601.68 - Step 6: Final answer
x = 23,688,128.52
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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.