Finding the Fourth Proportional to 47,031,139.94, 70,546,947.74 and 14,680,330.62
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Solution
The fourth proportional to 47,031,139.94, 70,546,947.74 and 14,680,330.62 is: 22,020,570.17
Step by Step Solution
- Step 1: Write the proportion equation
47,031,139.94 : 70,546,947.74 = 14,680,330.62 : x - Step 2: Convert to fraction form
47,031,139.94/70,546,947.74 = 14,680,330.62/x - Step 3: Cross multiply
47,031,139.94x = 70,546,947.74 × 14,680,330.62 - Step 4: Simplify right side
47,031,139.94x = 1,035,652,517,055,061.62 - Step 5: Solve for x
x = 1,035,652,517,055,061.62/47,031,139.94 - Step 6: Final answer
x = 22,020,570.17
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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.