Finding the Fourth Proportional to 29,248,781.60, 40,363,256.93 and 16,858,791.36
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Solution
The fourth proportional to 29,248,781.60, 40,363,256.93 and 16,858,791.36 is: 23,265,096.53
Step by Step Solution
- Step 1: Write the proportion equation
29,248,781.60 : 40,363,256.93 = 16,858,791.36 : x - Step 2: Convert to fraction form
29,248,781.60/40,363,256.93 = 16,858,791.36/x - Step 3: Cross multiply
29,248,781.60x = 40,363,256.93 × 16,858,791.36 - Step 4: Simplify right side
29,248,781.60x = 680,475,727,108,650.12 - Step 5: Solve for x
x = 680,475,727,108,650.12/29,248,781.60 - Step 6: Final answer
x = 23,265,096.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.