Finding the Fourth Proportional to 48,579,240.31, 67,039,254.38 and 27,671,265.02
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Solution
The fourth proportional to 48,579,240.31, 67,039,254.38 and 27,671,265.02 is: 38,186,290.34
Step by Step Solution
- Step 1: Write the proportion equation
48,579,240.31 : 67,039,254.38 = 27,671,265.02 : x - Step 2: Convert to fraction form
48,579,240.31/67,039,254.38 = 27,671,265.02/x - Step 3: Cross multiply
48,579,240.31x = 67,039,254.38 × 27,671,265.02 - Step 4: Simplify right side
48,579,240.31x = 1,855,060,974,928,952.25 - Step 5: Solve for x
x = 1,855,060,974,928,952.25/48,579,240.31 - Step 6: Final answer
x = 38,186,290.34
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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.