Finding the Fourth Proportional to 37,766,023.76, 56,434,043.84 and 28,356,838.08
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Solution
The fourth proportional to 37,766,023.76, 56,434,043.84 and 28,356,838.08 is: 42,373,829.28
Step by Step Solution
- Step 1: Write the proportion equation
37,766,023.76 : 56,434,043.84 = 28,356,838.08 : x - Step 2: Convert to fraction form
37,766,023.76/56,434,043.84 = 28,356,838.08/x - Step 3: Cross multiply
37,766,023.76x = 56,434,043.84 × 28,356,838.08 - Step 4: Simplify right side
37,766,023.76x = 1,600,291,043,370,501.50 - Step 5: Solve for x
x = 1,600,291,043,370,501.50/37,766,023.76 - Step 6: Final answer
x = 42,373,829.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.