Finding the Fourth Proportional to 6,692,071.74, 9,235,117.43 and 3,636,285.99
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Solution
The fourth proportional to 6,692,071.74, 9,235,117.43 and 3,636,285.99 is: 5,018,106.41
Step by Step Solution
- Step 1: Write the proportion equation
6,692,071.74 : 9,235,117.43 = 3,636,285.99 : x - Step 2: Convert to fraction form
6,692,071.74/9,235,117.43 = 3,636,285.99/x - Step 3: Cross multiply
6,692,071.74x = 9,235,117.43 × 3,636,285.99 - Step 4: Simplify right side
6,692,071.74x = 33,581,528,126,713.81 - Step 5: Solve for x
x = 33,581,528,126,713.81/6,692,071.74 - Step 6: Final answer
x = 5,018,106.41
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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.