Finding the Fourth Proportional to 14,304,439.10, 19,739,846.58 and 7,778,011.52
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Solution
The fourth proportional to 14,304,439.10, 19,739,846.58 and 7,778,011.52 is: 10,733,503.99
Step by Step Solution
- Step 1: Write the proportion equation
14,304,439.10 : 19,739,846.58 = 7,778,011.52 : x - Step 2: Convert to fraction form
14,304,439.10/19,739,846.58 = 7,778,011.52/x - Step 3: Cross multiply
14,304,439.10x = 19,739,846.58 × 7,778,011.52 - Step 4: Simplify right side
14,304,439.10x = 153,536,754,102,272.59 - Step 5: Solve for x
x = 153,536,754,102,272.59/14,304,439.10 - Step 6: Final answer
x = 10,733,503.99
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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.