Finding the Fourth Proportional to 40,736,607.74, 56,214,807.45 and 23,096,696.99
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Solution
The fourth proportional to 40,736,607.74, 56,214,807.45 and 23,096,696.99 is: 31,872,471.62
Step by Step Solution
- Step 1: Write the proportion equation
40,736,607.74 : 56,214,807.45 = 23,096,696.99 : x - Step 2: Convert to fraction form
40,736,607.74/56,214,807.45 = 23,096,696.99/x - Step 3: Cross multiply
40,736,607.74x = 56,214,807.45 × 23,096,696.99 - Step 4: Simplify right side
40,736,607.74x = 1,298,376,373,972,366.25 - Step 5: Solve for x
x = 1,298,376,373,972,366.25/40,736,607.74 - Step 6: Final answer
x = 31,872,471.62
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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.