Finding the Fourth Proportional to 10,355,787.88, 15,533,668.38 and 2,782,753.80
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Solution
The fourth proportional to 10,355,787.88, 15,533,668.38 and 2,782,753.80 is: 4,174,127.09
Step by Step Solution
- Step 1: Write the proportion equation
10,355,787.88 : 15,533,668.38 = 2,782,753.80 : x - Step 2: Convert to fraction form
10,355,787.88/15,533,668.38 = 2,782,753.80/x - Step 3: Cross multiply
10,355,787.88x = 15,533,668.38 × 2,782,753.80 - Step 4: Simplify right side
10,355,787.88x = 43,226,374,712,384.84 - Step 5: Solve for x
x = 43,226,374,712,384.84/10,355,787.88 - Step 6: Final answer
x = 4,174,127.09
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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.