Finding the Fourth Proportional to 9,974,345.99, 13,764,841.27 and 5,564,040.26
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Solution
The fourth proportional to 9,974,345.99, 13,764,841.27 and 5,564,040.26 is: 7,678,511.56
Step by Step Solution
- Step 1: Write the proportion equation
9,974,345.99 : 13,764,841.27 = 5,564,040.26 : x - Step 2: Convert to fraction form
9,974,345.99/13,764,841.27 = 5,564,040.26/x - Step 3: Cross multiply
9,974,345.99x = 13,764,841.27 × 5,564,040.26 - Step 4: Simplify right side
9,974,345.99x = 76,588,130,916,055.22 - Step 5: Solve for x
x = 76,588,130,916,055.22/9,974,345.99 - Step 6: Final answer
x = 7,678,511.56
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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.