Finding the Fourth Proportional to 9,919,545.30, 14,879,317.95 and 4,250,841.30
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Solution
The fourth proportional to 9,919,545.30, 14,879,317.95 and 4,250,841.30 is: 6,376,261.95
Step by Step Solution
- Step 1: Write the proportion equation
9,919,545.30 : 14,879,317.95 = 4,250,841.30 : x - Step 2: Convert to fraction form
9,919,545.30/14,879,317.95 = 4,250,841.30/x - Step 3: Cross multiply
9,919,545.30x = 14,879,317.95 × 4,250,841.30 - Step 4: Simplify right side
9,919,545.30x = 63,249,619,257,691.33 - Step 5: Solve for x
x = 63,249,619,257,691.33/9,919,545.30 - Step 6: Final answer
x = 6,376,261.95
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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.