Finding the Fourth Proportional to 12,283,272.74, 18,427,270.16 and 4,709,648.00
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Solution
The fourth proportional to 12,283,272.74, 18,427,270.16 and 4,709,648.00 is: 7,065,377.28
Step by Step Solution
- Step 1: Write the proportion equation
12,283,272.74 : 18,427,270.16 = 4,709,648.00 : x - Step 2: Convert to fraction form
12,283,272.74/18,427,270.16 = 4,709,648.00/x - Step 3: Cross multiply
12,283,272.74x = 18,427,270.16 × 4,709,648.00 - Step 4: Simplify right side
12,283,272.74x = 86,785,956,112,345.98 - Step 5: Solve for x
x = 86,785,956,112,345.98/12,283,272.74 - Step 6: Final answer
x = 7,065,377.28
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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.