Finding the Fourth Proportional to 37,973,703.85, 52,402,628.67 and 22,292,476.18
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Solution
The fourth proportional to 37,973,703.85, 52,402,628.67 and 22,292,476.18 is: 30,762,981.56
Step by Step Solution
- Step 1: Write the proportion equation
37,973,703.85 : 52,402,628.67 = 22,292,476.18 : x - Step 2: Convert to fraction form
37,973,703.85/52,402,628.67 = 22,292,476.18/x - Step 3: Cross multiply
37,973,703.85x = 52,402,628.67 × 22,292,476.18 - Step 4: Simplify right side
37,973,703.85x = 1,168,184,351,133,347 - Step 5: Solve for x
x = 1,168,184,351,133,347/37,973,703.85 - Step 6: Final answer
x = 30,762,981.56
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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.