Finding the Fourth Proportional to 35,132,298.12, 48,482,564.31 and 19,662,381.09
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Solution
The fourth proportional to 35,132,298.12, 48,482,564.31 and 19,662,381.09 is: 27,134,081.93
Step by Step Solution
- Step 1: Write the proportion equation
35,132,298.12 : 48,482,564.31 = 19,662,381.09 : x - Step 2: Convert to fraction form
35,132,298.12/48,482,564.31 = 19,662,381.09/x - Step 3: Cross multiply
35,132,298.12x = 48,482,564.31 × 19,662,381.09 - Step 4: Simplify right side
35,132,298.12x = 953,282,655,683,653 - Step 5: Solve for x
x = 953,282,655,683,653/35,132,298.12 - Step 6: Final answer
x = 27,134,081.93
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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.