Finding the Fourth Proportional to 40,660,363.98, 61,014,780.18 and 14,754,686.22
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Solution
The fourth proportional to 40,660,363.98, 61,014,780.18 and 14,754,686.22 is: 22,140,823.35
Step by Step Solution
- Step 1: Write the proportion equation
40,660,363.98 : 61,014,780.18 = 14,754,686.22 : x - Step 2: Convert to fraction form
40,660,363.98/61,014,780.18 = 14,754,686.22/x - Step 3: Cross multiply
40,660,363.98x = 61,014,780.18 × 14,754,686.22 - Step 4: Simplify right side
40,660,363.98x = 900,253,936,338,175.12 - Step 5: Solve for x
x = 900,253,936,338,175.12/40,660,363.98 - Step 6: Final answer
x = 22,140,823.35
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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.