Finding the Fourth Proportional to 35,020,532.61, 48,327,830.53 and 19,340,220.58
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Solution
The fourth proportional to 35,020,532.61, 48,327,830.53 and 19,340,220.58 is: 26,689,225.80
Step by Step Solution
- Step 1: Write the proportion equation
35,020,532.61 : 48,327,830.53 = 19,340,220.58 : x - Step 2: Convert to fraction form
35,020,532.61/48,327,830.53 = 19,340,220.58/x - Step 3: Cross multiply
35,020,532.61x = 48,327,830.53 × 19,340,220.58 - Step 4: Simplify right side
35,020,532.61x = 934,670,902,488,239.88 - Step 5: Solve for x
x = 934,670,902,488,239.88/35,020,532.61 - Step 6: Final answer
x = 26,689,225.80
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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.