Finding the Fourth Proportional to 13,292,159.99, 19,941,784.29 and 4,772,570.27
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Solution
The fourth proportional to 13,292,159.99, 19,941,784.29 and 4,772,570.27 is: 7,160,127.99
Step by Step Solution
- Step 1: Write the proportion equation
13,292,159.99 : 19,941,784.29 = 4,772,570.27 : x - Step 2: Convert to fraction form
13,292,159.99/19,941,784.29 = 4,772,570.27/x - Step 3: Cross multiply
13,292,159.99x = 19,941,784.29 × 4,772,570.27 - Step 4: Simplify right side
13,292,159.99x = 95,173,566,733,498.12 - Step 5: Solve for x
x = 95,173,566,733,498.12/13,292,159.99 - Step 6: Final answer
x = 7,160,127.99
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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.