Finding the Fourth Proportional to 48,655,908.82, 67,145,332.11 and 26,328,895.05
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Solution
The fourth proportional to 48,655,908.82, 67,145,332.11 and 26,328,895.05 is: 36,333,971.46
Step by Step Solution
- Step 1: Write the proportion equation
48,655,908.82 : 67,145,332.11 = 26,328,895.05 : x - Step 2: Convert to fraction form
48,655,908.82/67,145,332.11 = 26,328,895.05/x - Step 3: Cross multiply
48,655,908.82x = 67,145,332.11 × 26,328,895.05 - Step 4: Simplify right side
48,655,908.82x = 1,767,862,402,221,585 - Step 5: Solve for x
x = 1,767,862,402,221,585/48,655,908.82 - Step 6: Final answer
x = 36,333,971.46
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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.