Finding the Fourth Proportional to 16,607,590.80, 24,911,386.20 and 12,302,918.70
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Solution
The fourth proportional to 16,607,590.80, 24,911,386.20 and 12,302,918.70 is: 18,454,378.05
Step by Step Solution
- Step 1: Write the proportion equation
16,607,590.80 : 24,911,386.20 = 12,302,918.70 : x - Step 2: Convert to fraction form
16,607,590.80/24,911,386.20 = 12,302,918.70/x - Step 3: Cross multiply
16,607,590.80x = 24,911,386.20 × 12,302,918.70 - Step 4: Simplify right side
16,607,590.80x = 306,482,759,122,901.94 - Step 5: Solve for x
x = 306,482,759,122,901.94/16,607,590.80 - Step 6: Final answer
x = 18,454,378.05
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Double scale
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1.5x scale
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.