Finding the Fourth Proportional to 72,506,179.62, 108,758,202.24 and 17,918,762.14
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Solution
The fourth proportional to 72,506,179.62, 108,758,202.24 and 17,918,762.14 is: 26,877,879.46
Step by Step Solution
- Step 1: Write the proportion equation
72,506,179.62 : 108,758,202.24 = 17,918,762.14 : x - Step 2: Convert to fraction form
72,506,179.62/108,758,202.24 = 17,918,762.14/x - Step 3: Cross multiply
72,506,179.62x = 108,758,202.24 × 17,918,762.14 - Step 4: Simplify right side
72,506,179.62x = 1,948,812,356,278,688 - Step 5: Solve for x
x = 1,948,812,356,278,688/72,506,179.62 - Step 6: Final answer
x = 26,877,879.46
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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.