Finding the Fourth Proportional to 7,224,827.84, 10,829,655.56 and 2,430,852.76
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Solution
The fourth proportional to 7,224,827.84, 10,829,655.56 and 2,430,852.76 is: 3,643,726.70
Step by Step Solution
- Step 1: Write the proportion equation
7,224,827.84 : 10,829,655.56 = 2,430,852.76 : x - Step 2: Convert to fraction form
7,224,827.84/10,829,655.56 = 2,430,852.76/x - Step 3: Cross multiply
7,224,827.84x = 10,829,655.56 × 2,430,852.76 - Step 4: Simplify right side
7,224,827.84x = 26,325,298,053,727.07 - Step 5: Solve for x
x = 26,325,298,053,727.07/7,224,827.84 - Step 6: Final answer
x = 3,643,726.70
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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.