Finding the Fourth Proportional to 6,547,465.77, 9,032,373.30 and 5,087,166.99
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Solution
The fourth proportional to 6,547,465.77, 9,032,373.30 and 5,087,166.99 is: 7,017,858.96
Step by Step Solution
- Step 1: Write the proportion equation
6,547,465.77 : 9,032,373.30 = 5,087,166.99 : x - Step 2: Convert to fraction form
6,547,465.77/9,032,373.30 = 5,087,166.99/x - Step 3: Cross multiply
6,547,465.77x = 9,032,373.30 × 5,087,166.99 - Step 4: Simplify right side
6,547,465.77x = 45,949,191,293,117.38 - Step 5: Solve for x
x = 45,949,191,293,117.38/6,547,465.77 - Step 6: Final answer
x = 7,017,858.96
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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.