Finding the Fourth Proportional to 15,756,476.12, 23,645,335.86 and 5,521,427.96
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Solution
The fourth proportional to 15,756,476.12, 23,645,335.86 and 5,521,427.96 is: 8,285,864.02
Step by Step Solution
- Step 1: Write the proportion equation
15,756,476.12 : 23,645,335.86 = 5,521,427.96 : x - Step 2: Convert to fraction form
15,756,476.12/23,645,335.86 = 5,521,427.96/x - Step 3: Cross multiply
15,756,476.12x = 23,645,335.86 × 5,521,427.96 - Step 4: Simplify right side
15,756,476.12x = 130,556,018,540,994.64 - Step 5: Solve for x
x = 130,556,018,540,994.64/15,756,476.12 - Step 6: Final answer
x = 8,285,864.02
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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.