Finding the Fourth Proportional to 11,396,547.10, 17,080,305.45 and 4,657,347.10
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Solution
The fourth proportional to 11,396,547.10, 17,080,305.45 and 4,657,347.10 is: 6,980,088.82
Step by Step Solution
- Step 1: Write the proportion equation
11,396,547.10 : 17,080,305.45 = 4,657,347.10 : x - Step 2: Convert to fraction form
11,396,547.10/17,080,305.45 = 4,657,347.10/x - Step 3: Cross multiply
11,396,547.10x = 17,080,305.45 × 4,657,347.10 - Step 4: Simplify right side
11,396,547.10x = 79,548,911,054,671.69 - Step 5: Solve for x
x = 79,548,911,054,671.69/11,396,547.10 - Step 6: Final answer
x = 6,980,088.82
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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.