Finding the Fourth Proportional to 19,785,184.10, 29,679,780.63 and 6,829,646.18
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Solution
The fourth proportional to 19,785,184.10, 29,679,780.63 and 6,829,646.18 is: 10,245,161.20
Step by Step Solution
- Step 1: Write the proportion equation
19,785,184.10 : 29,679,780.63 = 6,829,646.18 : x - Step 2: Convert to fraction form
19,785,184.10/29,679,780.63 = 6,829,646.18/x - Step 3: Cross multiply
19,785,184.10x = 29,679,780.63 × 6,829,646.18 - Step 4: Simplify right side
19,785,184.10x = 202,702,400,402,917.47 - Step 5: Solve for x
x = 202,702,400,402,917.47/19,785,184.10 - Step 6: Final answer
x = 10,245,161.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.