Finding the Fourth Proportional to 10,702,660.68, 14,769,681.84 and 6,119,078.04
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Solution
The fourth proportional to 10,702,660.68, 14,769,681.84 and 6,119,078.04 is: 8,444,333.47
Step by Step Solution
- Step 1: Write the proportion equation
10,702,660.68 : 14,769,681.84 = 6,119,078.04 : x - Step 2: Convert to fraction form
10,702,660.68/14,769,681.84 = 6,119,078.04/x - Step 3: Cross multiply
10,702,660.68x = 14,769,681.84 × 6,119,078.04 - Step 4: Simplify right side
10,702,660.68x = 90,376,835,804,930.80 - Step 5: Solve for x
x = 90,376,835,804,930.80/10,702,660.68 - Step 6: Final answer
x = 8,444,333.47
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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.