Finding the Fourth Proportional to 65,931,053.70, 98,828,346.15 and 29,556,869.70
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Solution
The fourth proportional to 65,931,053.70, 98,828,346.15 and 29,556,869.70 is: 44,304,715.09
Step by Step Solution
- Step 1: Write the proportion equation
65,931,053.70 : 98,828,346.15 = 29,556,869.70 : x - Step 2: Convert to fraction form
65,931,053.70/98,828,346.15 = 29,556,869.70/x - Step 3: Cross multiply
65,931,053.70x = 98,828,346.15 × 29,556,869.70 - Step 4: Simplify right side
65,931,053.70x = 2,921,056,549,822,047 - Step 5: Solve for x
x = 2,921,056,549,822,047/65,931,053.70 - Step 6: Final answer
x = 44,304,715.09
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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.