Finding the Fourth Proportional to 23,205,201.84, 32,021,303.84 and 13,416,276.87
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Solution
The fourth proportional to 23,205,201.84, 32,021,303.84 and 13,416,276.87 is: 18,513,378.21
Step by Step Solution
- Step 1: Write the proportion equation
23,205,201.84 : 32,021,303.84 = 13,416,276.87 : x - Step 2: Convert to fraction form
23,205,201.84/32,021,303.84 = 13,416,276.87/x - Step 3: Cross multiply
23,205,201.84x = 32,021,303.84 × 13,416,276.87 - Step 4: Simplify right side
23,205,201.84x = 429,606,678,055,834.12 - Step 5: Solve for x
x = 429,606,678,055,834.12/23,205,201.84 - Step 6: Final answer
x = 18,513,378.21
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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.