Finding the Fourth Proportional to 32,712,292.08, 45,143,271.54 and 18,028,487.88
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Solution
The fourth proportional to 32,712,292.08, 45,143,271.54 and 18,028,487.88 is: 24,879,483.28
Step by Step Solution
- Step 1: Write the proportion equation
32,712,292.08 : 45,143,271.54 = 18,028,487.88 : x - Step 2: Convert to fraction form
32,712,292.08/45,143,271.54 = 18,028,487.88/x - Step 3: Cross multiply
32,712,292.08x = 45,143,271.54 × 18,028,487.88 - Step 4: Simplify right side
32,712,292.08x = 813,864,923,822,438.88 - Step 5: Solve for x
x = 813,864,923,822,438.88/32,712,292.08 - Step 6: Final answer
x = 24,879,483.28
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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.