Finding the Fourth Proportional to 19,624,204.67, 29,433,988.79 and 5,248,386.64
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Solution
The fourth proportional to 19,624,204.67, 29,433,988.79 and 5,248,386.64 is: 7,871,959.96
Step by Step Solution
- Step 1: Write the proportion equation
19,624,204.67 : 29,433,988.79 = 5,248,386.64 : x - Step 2: Convert to fraction form
19,624,204.67/29,433,988.79 = 5,248,386.64/x - Step 3: Cross multiply
19,624,204.67x = 29,433,988.79 × 5,248,386.64 - Step 4: Simplify right side
19,624,204.67x = 154,480,953,427,518.88 - Step 5: Solve for x
x = 154,480,953,427,518.88/19,624,204.67 - Step 6: Final answer
x = 7,871,959.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.