Finding the Fourth Proportional to 19,509,352.78, 29,254,864.19 and 11,314,323.81
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Solution
The fourth proportional to 19,509,352.78, 29,254,864.19 and 11,314,323.81 is: 16,966,170.54
Step by Step Solution
- Step 1: Write the proportion equation
19,509,352.78 : 29,254,864.19 = 11,314,323.81 : x - Step 2: Convert to fraction form
19,509,352.78/29,254,864.19 = 11,314,323.81/x - Step 3: Cross multiply
19,509,352.78x = 29,254,864.19 × 11,314,323.81 - Step 4: Simplify right side
19,509,352.78x = 330,999,006,438,477.62 - Step 5: Solve for x
x = 330,999,006,438,477.62/19,509,352.78 - Step 6: Final answer
x = 16,966,170.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.