Finding the Fourth Proportional to 7,409,265.90, 11,092,903.65 and 6,653,438.70
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Solution
The fourth proportional to 7,409,265.90, 11,092,903.65 and 6,653,438.70 is: 9,961,304.59
Step by Step Solution
- Step 1: Write the proportion equation
7,409,265.90 : 11,092,903.65 = 6,653,438.70 : x - Step 2: Convert to fraction form
7,409,265.90/11,092,903.65 = 6,653,438.70/x - Step 3: Cross multiply
7,409,265.90x = 11,092,903.65 × 6,653,438.70 - Step 4: Simplify right side
7,409,265.90x = 73,805,954,440,281.27 - Step 5: Solve for x
x = 73,805,954,440,281.27/7,409,265.90 - Step 6: Final answer
x = 9,961,304.59
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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.