Finding the Fourth Proportional to 9,562,206.36, 13,196,312.64 and 5,377,208.44
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Solution
The fourth proportional to 9,562,206.36, 13,196,312.64 and 5,377,208.44 is: 7,420,810.75
Step by Step Solution
- Step 1: Write the proportion equation
9,562,206.36 : 13,196,312.64 = 5,377,208.44 : x - Step 2: Convert to fraction form
9,562,206.36/13,196,312.64 = 5,377,208.44/x - Step 3: Cross multiply
9,562,206.36x = 13,196,312.64 × 5,377,208.44 - Step 4: Simplify right side
9,562,206.36x = 70,959,323,704,686.69 - Step 5: Solve for x
x = 70,959,323,704,686.69/9,562,206.36 - Step 6: Final answer
x = 7,420,810.75
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1.5x scale
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.