Finding the Fourth Proportional to 10,480,107.42, 15,721,637.36 and 3,655,685.32
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Solution
The fourth proportional to 10,480,107.42, 15,721,637.36 and 3,655,685.32 is: 5,484,042.92
Step by Step Solution
- Step 1: Write the proportion equation
10,480,107.42 : 15,721,637.36 = 3,655,685.32 : x - Step 2: Convert to fraction form
10,480,107.42/15,721,637.36 = 3,655,685.32/x - Step 3: Cross multiply
10,480,107.42x = 15,721,637.36 × 3,655,685.32 - Step 4: Simplify right side
10,480,107.42x = 57,473,358,845,733.03 - Step 5: Solve for x
x = 57,473,358,845,733.03/10,480,107.42 - Step 6: Final answer
x = 5,484,042.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.