Finding the Fourth Proportional to 49,830,266.70, 74,745,400.05 and 31,575,268.35
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Solution
The fourth proportional to 49,830,266.70, 74,745,400.05 and 31,575,268.35 is: 47,362,902.53
Step by Step Solution
- Step 1: Write the proportion equation
49,830,266.70 : 74,745,400.05 = 31,575,268.35 : x - Step 2: Convert to fraction form
49,830,266.70/74,745,400.05 = 31,575,268.35/x - Step 3: Cross multiply
49,830,266.70x = 74,745,400.05 × 31,575,268.35 - Step 4: Simplify right side
49,830,266.70x = 2,360,106,064,506,853.50 - Step 5: Solve for x
x = 2,360,106,064,506,853.50/49,830,266.70 - Step 6: Final answer
x = 47,362,902.53
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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.