Finding the Fourth Proportional to 72,506,183.28, 108,758,207.71 and 17,918,765.80
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Solution
The fourth proportional to 72,506,183.28, 108,758,207.71 and 17,918,765.80 is: 26,877,884.95
Step by Step Solution
- Step 1: Write the proportion equation
72,506,183.28 : 108,758,207.71 = 17,918,765.80 : x - Step 2: Convert to fraction form
72,506,183.28/108,758,207.71 = 17,918,765.80/x - Step 3: Cross multiply
72,506,183.28x = 108,758,207.71 × 17,918,765.80 - Step 4: Simplify right side
72,506,183.28x = 1,948,812,852,533,747.25 - Step 5: Solve for x
x = 1,948,812,852,533,747.25/72,506,183.28 - Step 6: Final answer
x = 26,877,884.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.