Finding the Fourth Proportional to 9,867,551.79, 14,802,342.70 and 3,724,707.68
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Solution
The fourth proportional to 9,867,551.79, 14,802,342.70 and 3,724,707.68 is: 5,587,444.66
Step by Step Solution
- Step 1: Write the proportion equation
9,867,551.79 : 14,802,342.70 = 3,724,707.68 : x - Step 2: Convert to fraction form
9,867,551.79/14,802,342.70 = 3,724,707.68/x - Step 3: Cross multiply
9,867,551.79x = 14,802,342.70 × 3,724,707.68 - Step 4: Simplify right side
9,867,551.79x = 55,134,399,536,681.94 - Step 5: Solve for x
x = 55,134,399,536,681.94/9,867,551.79 - Step 6: Final answer
x = 5,587,444.66
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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.