Finding the Fourth Proportional to 14,331,137.09, 19,776,831.50 and 7,804,875.53
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Solution
The fourth proportional to 14,331,137.09, 19,776,831.50 and 7,804,875.53 is: 10,770,653.24
Step by Step Solution
- Step 1: Write the proportion equation
14,331,137.09 : 19,776,831.50 = 7,804,875.53 : x - Step 2: Convert to fraction form
14,331,137.09/19,776,831.50 = 7,804,875.53/x - Step 3: Cross multiply
14,331,137.09x = 19,776,831.50 × 7,804,875.53 - Step 4: Simplify right side
14,331,137.09x = 154,355,708,097,374.69 - Step 5: Solve for x
x = 154,355,708,097,374.69/14,331,137.09 - Step 6: Final answer
x = 10,770,653.24
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.