Finding the Fourth Proportional to 7,803,031.68, 11,703,364.96 and 2,123,698.56
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Solution
The fourth proportional to 7,803,031.68, 11,703,364.96 and 2,123,698.56 is: 3,185,225.99
Step by Step Solution
- Step 1: Write the proportion equation
7,803,031.68 : 11,703,364.96 = 2,123,698.56 : x - Step 2: Convert to fraction form
7,803,031.68/11,703,364.96 = 2,123,698.56/x - Step 3: Cross multiply
7,803,031.68x = 11,703,364.96 × 2,123,698.56 - Step 4: Simplify right side
7,803,031.68x = 24,854,419,312,706.46 - Step 5: Solve for x
x = 24,854,419,312,706.46/7,803,031.68 - Step 6: Final answer
x = 3,185,225.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.