Finding the Fourth Proportional to 9,506,328.36, 13,118,378.92 and 5,636,533.92
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Solution
The fourth proportional to 9,506,328.36, 13,118,378.92 and 5,636,533.92 is: 7,778,206.79
Step by Step Solution
- Step 1: Write the proportion equation
9,506,328.36 : 13,118,378.92 = 5,636,533.92 : x - Step 2: Convert to fraction form
9,506,328.36/13,118,378.92 = 5,636,533.92/x - Step 3: Cross multiply
9,506,328.36x = 13,118,378.92 × 5,636,533.92 - Step 4: Simplify right side
9,506,328.36x = 73,942,187,757,992.97 - Step 5: Solve for x
x = 73,942,187,757,992.97/9,506,328.36 - Step 6: Final answer
x = 7,778,206.79
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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.