Finding the Fourth Proportional to 64,956,916.12, 97,444,329.54 and 21,829,460.80
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Solution
The fourth proportional to 64,956,916.12, 97,444,329.54 and 21,829,460.80 is: 32,747,200.74
Step by Step Solution
- Step 1: Write the proportion equation
64,956,916.12 : 97,444,329.54 = 21,829,460.80 : x - Step 2: Convert to fraction form
64,956,916.12/97,444,329.54 = 21,829,460.80/x - Step 3: Cross multiply
64,956,916.12x = 97,444,329.54 × 21,829,460.80 - Step 4: Simplify right side
64,956,916.12x = 2,127,157,171,875,712.25 - Step 5: Solve for x
x = 2,127,157,171,875,712.25/64,956,916.12 - Step 6: Final answer
x = 32,747,200.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.