Finding the Fourth Proportional to 45,312,600.69, 62,514,985.95 and 29,640,570.84
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Solution
The fourth proportional to 45,312,600.69, 62,514,985.95 and 29,640,570.84 is: 40,893,257.98
Step by Step Solution
- Step 1: Write the proportion equation
45,312,600.69 : 62,514,985.95 = 29,640,570.84 : x - Step 2: Convert to fraction form
45,312,600.69/62,514,985.95 = 29,640,570.84/x - Step 3: Cross multiply
45,312,600.69x = 62,514,985.95 × 29,640,570.84 - Step 4: Simplify right side
45,312,600.69x = 1,852,979,869,612,579.75 - Step 5: Solve for x
x = 1,852,979,869,612,579.75/45,312,600.69 - Step 6: Final answer
x = 40,893,257.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.