Finding the Fourth Proportional to 14,380,534.27, 19,845,030.81 and 7,854,166.63
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Solution
The fourth proportional to 14,380,534.27, 19,845,030.81 and 7,854,166.63 is: 10,838,691.79
Step by Step Solution
- Step 1: Write the proportion equation
14,380,534.27 : 19,845,030.81 = 7,854,166.63 : x - Step 2: Convert to fraction form
14,380,534.27/19,845,030.81 = 7,854,166.63/x - Step 3: Cross multiply
14,380,534.27x = 19,845,030.81 × 7,854,166.63 - Step 4: Simplify right side
14,380,534.27x = 155,866,178,759,223.84 - Step 5: Solve for x
x = 155,866,178,759,223.84/14,380,534.27 - Step 6: Final answer
x = 10,838,691.79
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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.