Finding the Fourth Proportional to 62,212,897.60, 93,319,346.40 and 49,363,835.20
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Solution
The fourth proportional to 62,212,897.60, 93,319,346.40 and 49,363,835.20 is: 74,045,752.80
Step by Step Solution
- Step 1: Write the proportion equation
62,212,897.60 : 93,319,346.40 = 49,363,835.20 : x - Step 2: Convert to fraction form
62,212,897.60/93,319,346.40 = 49,363,835.20/x - Step 3: Cross multiply
62,212,897.60x = 93,319,346.40 × 49,363,835.20 - Step 4: Simplify right side
62,212,897.60x = 4,606,600,836,661,314 - Step 5: Solve for x
x = 4,606,600,836,661,314/62,212,897.60 - Step 6: Final answer
x = 74,045,752.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.