Finding the Fourth Proportional to 7,893,056.68, 11,839,585.02 and 1,909,424.68
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Solution
The fourth proportional to 7,893,056.68, 11,839,585.02 and 1,909,424.68 is: 2,864,137.02
Step by Step Solution
- Step 1: Write the proportion equation
7,893,056.68 : 11,839,585.02 = 1,909,424.68 : x - Step 2: Convert to fraction form
7,893,056.68/11,839,585.02 = 1,909,424.68/x - Step 3: Cross multiply
7,893,056.68x = 11,839,585.02 × 1,909,424.68 - Step 4: Simplify right side
7,893,056.68x = 22,606,795,801,386.99 - Step 5: Solve for x
x = 22,606,795,801,386.99/7,893,056.68 - Step 6: Final answer
x = 2,864,137.02
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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.