Finding the Fourth Proportional to 63,991,823.39, 88,283,588.79 and 37,164,586.94
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Solution
The fourth proportional to 63,991,823.39, 88,283,588.79 and 37,164,586.94 is: 51,272,536.66
Step by Step Solution
- Step 1: Write the proportion equation
63,991,823.39 : 88,283,588.79 = 37,164,586.94 : x - Step 2: Convert to fraction form
63,991,823.39/88,283,588.79 = 37,164,586.94/x - Step 3: Cross multiply
63,991,823.39x = 88,283,588.79 × 37,164,586.94 - Step 4: Simplify right side
63,991,823.39x = 3,281,023,110,961,164.50 - Step 5: Solve for x
x = 3,281,023,110,961,164.50/63,991,823.39 - Step 6: Final answer
x = 51,272,536.66
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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.