Finding the Fourth Proportional to 37,521,695.95, 56,292,247.62 and 21,972,656.09
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Solution
The fourth proportional to 37,521,695.95, 56,292,247.62 and 21,972,656.09 is: 32,964,666.61
Step by Step Solution
- Step 1: Write the proportion equation
37,521,695.95 : 56,292,247.62 = 21,972,656.09 : x - Step 2: Convert to fraction form
37,521,695.95/56,292,247.62 = 21,972,656.09/x - Step 3: Cross multiply
37,521,695.95x = 56,292,247.62 × 21,972,656.09 - Step 4: Simplify right side
37,521,695.95x = 1,236,890,197,628,111.75 - Step 5: Solve for x
x = 1,236,890,197,628,111.75/37,521,695.95 - Step 6: Final answer
x = 32,964,666.61
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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.