Finding the Fourth Proportional to 6,547,466.77, 9,032,374.68 and 5,087,167.99
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Solution
The fourth proportional to 6,547,466.77, 9,032,374.68 and 5,087,167.99 is: 7,017,860.34
Step by Step Solution
- Step 1: Write the proportion equation
6,547,466.77 : 9,032,374.68 = 5,087,167.99 : x - Step 2: Convert to fraction form
6,547,466.77/9,032,374.68 = 5,087,167.99/x - Step 3: Cross multiply
6,547,466.77x = 9,032,374.68 × 5,087,167.99 - Step 4: Simplify right side
6,547,466.77x = 45,949,207,345,782.49 - Step 5: Solve for x
x = 45,949,207,345,782.49/6,547,466.77 - Step 6: Final answer
x = 7,017,860.34
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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.