Finding the Fourth Proportional to 34,836,130.24, 48,071,977.14 and 19,365,117.28
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Solution
The fourth proportional to 34,836,130.24, 48,071,977.14 and 19,365,117.28 is: 26,722,815.33
Step by Step Solution
- Step 1: Write the proportion equation
34,836,130.24 : 48,071,977.14 = 19,365,117.28 : x - Step 2: Convert to fraction form
34,836,130.24/48,071,977.14 = 19,365,117.28/x - Step 3: Cross multiply
34,836,130.24x = 48,071,977.14 × 19,365,117.28 - Step 4: Simplify right side
34,836,130.24x = 930,919,475,197,579 - Step 5: Solve for x
x = 930,919,475,197,579/34,836,130.24 - Step 6: Final answer
x = 26,722,815.33
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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.