Finding the Fourth Proportional to 9,004,509.47, 12,426,208.68 and 4,874,539.49
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Solution
The fourth proportional to 9,004,509.47, 12,426,208.68 and 4,874,539.49 is: 6,726,856.70
Step by Step Solution
- Step 1: Write the proportion equation
9,004,509.47 : 12,426,208.68 = 4,874,539.49 : x - Step 2: Convert to fraction form
9,004,509.47/12,426,208.68 = 4,874,539.49/x - Step 3: Cross multiply
9,004,509.47x = 12,426,208.68 × 4,874,539.49 - Step 4: Simplify right side
9,004,509.47x = 60,572,044,859,509.73 - Step 5: Solve for x
x = 60,572,044,859,509.73/9,004,509.47 - Step 6: Final answer
x = 6,726,856.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.