Finding the Fourth Proportional to 9,909,572.44, 14,854,315.44 and 6,715,021.54
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Solution
The fourth proportional to 9,909,572.44, 14,854,315.44 and 6,715,021.54 is: 10,065,726.72
Step by Step Solution
- Step 1: Write the proportion equation
9,909,572.44 : 14,854,315.44 = 6,715,021.54 : x - Step 2: Convert to fraction form
9,909,572.44/14,854,315.44 = 6,715,021.54/x - Step 3: Cross multiply
9,909,572.44x = 14,854,315.44 × 6,715,021.54 - Step 4: Simplify right side
9,909,572.44x = 99,747,048,141,554.58 - Step 5: Solve for x
x = 99,747,048,141,554.58/9,909,572.44 - Step 6: Final answer
x = 10,065,726.72
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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.