Finding the Fourth Proportional to 18,124,457.97, 25,011,750.61 and 9,864,579.48
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Solution
The fourth proportional to 18,124,457.97, 25,011,750.61 and 9,864,579.48 is: 13,613,118.92
Step by Step Solution
- Step 1: Write the proportion equation
18,124,457.97 : 25,011,750.61 = 9,864,579.48 : x - Step 2: Convert to fraction form
18,124,457.97/25,011,750.61 = 9,864,579.48/x - Step 3: Cross multiply
18,124,457.97x = 25,011,750.61 × 9,864,579.48 - Step 4: Simplify right side
18,124,457.97x = 246,730,401,776,960.59 - Step 5: Solve for x
x = 246,730,401,776,960.59/18,124,457.97 - Step 6: Final answer
x = 13,613,118.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.