Finding the Fourth Proportional to 93,607,576.76, 129,178,898.80 and 52,354,469.14
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Solution
The fourth proportional to 93,607,576.76, 129,178,898.80 and 52,354,469.14 is: 72,249,415.10
Step by Step Solution
- Step 1: Write the proportion equation
93,607,576.76 : 129,178,898.80 = 52,354,469.14 : x - Step 2: Convert to fraction form
93,607,576.76/129,178,898.80 = 52,354,469.14/x - Step 3: Cross multiply
93,607,576.76x = 129,178,898.80 × 52,354,469.14 - Step 4: Simplify right side
93,607,576.76x = 6,763,092,670,309,950 - Step 5: Solve for x
x = 6,763,092,670,309,950/93,607,576.76 - Step 6: Final answer
x = 72,249,415.10
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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.