Finding the Fourth Proportional to 47,341,775.40, 71,013,363 and 13,260,967.08
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Solution
The fourth proportional to 47,341,775.40, 71,013,363 and 13,260,967.08 is: 19,891,646.67
Step by Step Solution
- Step 1: Write the proportion equation
47,341,775.40 : 71,013,363 = 13,260,967.08 : x - Step 2: Convert to fraction form
47,341,775.40/71,013,363 = 13,260,967.08/x - Step 3: Cross multiply
47,341,775.40x = 71,013,363 × 13,260,967.08 - Step 4: Simplify right side
47,341,775.40x = 941,705,868,983,090 - Step 5: Solve for x
x = 941,705,868,983,090/47,341,775.40 - Step 6: Final answer
x = 19,891,646.67
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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.