Finding the Fourth Proportional to 49,953,491.40, 68,937,332.64 and 27,927,918.76
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Solution
The fourth proportional to 49,953,491.40, 68,937,332.64 and 27,927,918.76 is: 38,541,374.62
Step by Step Solution
- Step 1: Write the proportion equation
49,953,491.40 : 68,937,332.64 = 27,927,918.76 : x - Step 2: Convert to fraction form
49,953,491.40/68,937,332.64 = 27,927,918.76/x - Step 3: Cross multiply
49,953,491.40x = 68,937,332.64 × 27,927,918.76 - Step 4: Simplify right side
49,953,491.40x = 1,925,276,225,501,016.50 - Step 5: Solve for x
x = 1,925,276,225,501,016.50/49,953,491.40 - Step 6: Final answer
x = 38,541,374.62
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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.