Finding the Fourth Proportional to 29,486,347.66, 40,692,545.33 and 16,433,700.06
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Solution
The fourth proportional to 29,486,347.66, 40,692,545.33 and 16,433,700.06 is: 22,679,278.30
Step by Step Solution
- Step 1: Write the proportion equation
29,486,347.66 : 40,692,545.33 = 16,433,700.06 : x - Step 2: Convert to fraction form
29,486,347.66/40,692,545.33 = 16,433,700.06/x - Step 3: Cross multiply
29,486,347.66x = 40,692,545.33 × 16,433,700.06 - Step 4: Simplify right side
29,486,347.66x = 668,729,084,549,005.25 - Step 5: Solve for x
x = 668,729,084,549,005.25/29,486,347.66 - Step 6: Final answer
x = 22,679,278.30
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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.