Finding the Fourth Proportional to 31,390,117.94, 47,087,009.35 and 9,531,210.26
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Solution
The fourth proportional to 31,390,117.94, 47,087,009.35 and 9,531,210.26 is: 14,297,371.79
Step by Step Solution
- Step 1: Write the proportion equation
31,390,117.94 : 47,087,009.35 = 9,531,210.26 : x - Step 2: Convert to fraction form
31,390,117.94/47,087,009.35 = 9,531,210.26/x - Step 3: Cross multiply
31,390,117.94x = 47,087,009.35 × 9,531,210.26 - Step 4: Simplify right side
31,390,117.94x = 448,796,186,776,938.44 - Step 5: Solve for x
x = 448,796,186,776,938.44/31,390,117.94 - Step 6: Final answer
x = 14,297,371.79
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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.