Finding the Fourth Proportional to 29,153,152.13, 40,249,545.77 and 18,562,519.07
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Solution
The fourth proportional to 29,153,152.13, 40,249,545.77 and 18,562,519.07 is: 25,627,862.05
Step by Step Solution
- Step 1: Write the proportion equation
29,153,152.13 : 40,249,545.77 = 18,562,519.07 : x - Step 2: Convert to fraction form
29,153,152.13/40,249,545.77 = 18,562,519.07/x - Step 3: Cross multiply
29,153,152.13x = 40,249,545.77 × 18,562,519.07 - Step 4: Simplify right side
29,153,152.13x = 747,132,960,910,557.25 - Step 5: Solve for x
x = 747,132,960,910,557.25/29,153,152.13 - Step 6: Final answer
x = 25,627,862.05
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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.