Finding the Fourth Proportional to 19,636,545.50, 29,434,607.98 and 8,711,880.02
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Solution
The fourth proportional to 19,636,545.50, 29,434,607.98 and 8,711,880.02 is: 13,058,853.61
Step by Step Solution
- Step 1: Write the proportion equation
19,636,545.50 : 29,434,607.98 = 8,711,880.02 : x - Step 2: Convert to fraction form
19,636,545.50/29,434,607.98 = 8,711,880.02/x - Step 3: Cross multiply
19,636,545.50x = 29,434,607.98 × 8,711,880.02 - Step 4: Simplify right side
19,636,545.50x = 256,430,773,157,494.56 - Step 5: Solve for x
x = 256,430,773,157,494.56/19,636,545.50 - Step 6: Final answer
x = 13,058,853.61
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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.