Finding the Fourth Proportional to 42,667,349.48, 58,881,044.64 and 23,088,447.95
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Solution
The fourth proportional to 42,667,349.48, 58,881,044.64 and 23,088,447.95 is: 31,862,113.55
Step by Step Solution
- Step 1: Write the proportion equation
42,667,349.48 : 58,881,044.64 = 23,088,447.95 : x - Step 2: Convert to fraction form
42,667,349.48/58,881,044.64 = 23,088,447.95/x - Step 3: Cross multiply
42,667,349.48x = 58,881,044.64 × 23,088,447.95 - Step 4: Simplify right side
42,667,349.48x = 1,359,471,934,164,052 - Step 5: Solve for x
x = 1,359,471,934,164,052/42,667,349.48 - Step 6: Final answer
x = 31,862,113.55
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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.