Finding the Fourth Proportional to 29,156,335.64, 40,235,503.96 and 15,925,521.00
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Solution
The fourth proportional to 29,156,335.64, 40,235,503.96 and 15,925,521.00 is: 21,977,088.31
Step by Step Solution
- Step 1: Write the proportion equation
29,156,335.64 : 40,235,503.96 = 15,925,521.00 : x - Step 2: Convert to fraction form
29,156,335.64/40,235,503.96 = 15,925,521.00/x - Step 3: Cross multiply
29,156,335.64x = 40,235,503.96 × 15,925,521.00 - Step 4: Simplify right side
29,156,335.64x = 640,771,363,099,199.38 - Step 5: Solve for x
x = 640,771,363,099,199.38/29,156,335.64 - Step 6: Final answer
x = 21,977,088.31
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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.