Finding the Fourth Proportional to 17,762,908.74, 24,510,204.99 and 9,921,454.98
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Solution
The fourth proportional to 17,762,908.74, 24,510,204.99 and 9,921,454.98 is: 13,690,150.58
Step by Step Solution
- Step 1: Write the proportion equation
17,762,908.74 : 24,510,204.99 = 9,921,454.98 : x - Step 2: Convert to fraction form
17,762,908.74/24,510,204.99 = 9,921,454.98/x - Step 3: Cross multiply
17,762,908.74x = 24,510,204.99 × 9,921,454.98 - Step 4: Simplify right side
17,762,908.74x = 243,176,895,358,856.34 - Step 5: Solve for x
x = 243,176,895,358,856.34/17,762,908.74 - Step 6: Final answer
x = 13,690,150.58
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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.