Finding the Fourth Proportional to 48,403,275.90, 66,793,363.11 and 26,673,238.14
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Solution
The fourth proportional to 48,403,275.90, 66,793,363.11 and 26,673,238.14 is: 36,807,328.58
Step by Step Solution
- Step 1: Write the proportion equation
48,403,275.90 : 66,793,363.11 = 26,673,238.14 : x - Step 2: Convert to fraction form
48,403,275.90/66,793,363.11 = 26,673,238.14/x - Step 3: Cross multiply
48,403,275.90x = 66,793,363.11 × 26,673,238.14 - Step 4: Simplify right side
48,403,275.90x = 1,781,595,280,404,521 - Step 5: Solve for x
x = 1,781,595,280,404,521/48,403,275.90 - Step 6: Final answer
x = 36,807,328.58
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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.