Finding the Fourth Proportional to 32,316,809.36, 44,545,099.40 and 21,859,011.95
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Solution
The fourth proportional to 32,316,809.36, 44,545,099.40 and 21,859,011.95 is: 30,130,197.85
Step by Step Solution
- Step 1: Write the proportion equation
32,316,809.36 : 44,545,099.40 = 21,859,011.95 : x - Step 2: Convert to fraction form
32,316,809.36/44,545,099.40 = 21,859,011.95/x - Step 3: Cross multiply
32,316,809.36x = 44,545,099.40 × 21,859,011.95 - Step 4: Simplify right side
32,316,809.36x = 973,711,859,848,488.62 - Step 5: Solve for x
x = 973,711,859,848,488.62/32,316,809.36 - Step 6: Final answer
x = 30,130,197.85
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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.