Finding the Fourth Proportional to 35,370,909.24, 48,808,370.70 and 19,900,652.28
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Solution
The fourth proportional to 35,370,909.24, 48,808,370.70 and 19,900,652.28 is: 27,460,939.92
Step by Step Solution
- Step 1: Write the proportion equation
35,370,909.24 : 48,808,370.70 = 19,900,652.28 : x - Step 2: Convert to fraction form
35,370,909.24/48,808,370.70 = 19,900,652.28/x - Step 3: Cross multiply
35,370,909.24x = 48,808,370.70 × 19,900,652.28 - Step 4: Simplify right side
35,370,909.24x = 971,318,413,654,040.38 - Step 5: Solve for x
x = 971,318,413,654,040.38/35,370,909.24 - Step 6: Final answer
x = 27,460,939.92
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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.