Finding the Fourth Proportional to 74,282,884.14, 102,513,581.72 and 41,243,134.91
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Solution
The fourth proportional to 74,282,884.14, 102,513,581.72 and 41,243,134.91 is: 56,917,303.76
Step by Step Solution
- Step 1: Write the proportion equation
74,282,884.14 : 102,513,581.72 = 41,243,134.91 : x - Step 2: Convert to fraction form
74,282,884.14/102,513,581.72 = 41,243,134.91/x - Step 3: Cross multiply
74,282,884.14x = 102,513,581.72 × 41,243,134.91 - Step 4: Simplify right side
74,282,884.14x = 4,227,981,480,652,934.50 - Step 5: Solve for x
x = 4,227,981,480,652,934.50/74,282,884.14 - Step 6: Final answer
x = 56,917,303.76
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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.