Finding the Fourth Proportional to 10,761,918.70, 16,143,862.20 and 4,370,848.60
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Solution
The fourth proportional to 10,761,918.70, 16,143,862.20 and 4,370,848.60 is: 6,556,672.60
Step by Step Solution
- Step 1: Write the proportion equation
10,761,918.70 : 16,143,862.20 = 4,370,848.60 : x - Step 2: Convert to fraction form
10,761,918.70/16,143,862.20 = 4,370,848.60/x - Step 3: Cross multiply
10,761,918.70x = 16,143,862.20 × 4,370,848.60 - Step 4: Simplify right side
10,761,918.70x = 70,562,377,495,462.91 - Step 5: Solve for x
x = 70,562,377,495,462.91/10,761,918.70 - Step 6: Final answer
x = 6,556,672.60
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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.