Finding the Fourth Proportional to 19,473,985.12, 26,865,050.53 and 12,600,688
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Solution
The fourth proportional to 19,473,985.12, 26,865,050.53 and 12,600,688 is: 17,383,094.30
Step by Step Solution
- Step 1: Write the proportion equation
19,473,985.12 : 26,865,050.53 = 12,600,688 : x - Step 2: Convert to fraction form
19,473,985.12/26,865,050.53 = 12,600,688/x - Step 3: Cross multiply
19,473,985.12x = 26,865,050.53 × 12,600,688 - Step 4: Simplify right side
19,473,985.12x = 338,518,119,832,764.62 - Step 5: Solve for x
x = 338,518,119,832,764.62/19,473,985.12 - Step 6: Final answer
x = 17,383,094.30
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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.