Finding the Fourth Proportional to 14,013,158.66, 19,338,732.82 and 8,854,638.02
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Solution
The fourth proportional to 14,013,158.66, 19,338,732.82 and 8,854,638.02 is: 12,219,763.08
Step by Step Solution
- Step 1: Write the proportion equation
14,013,158.66 : 19,338,732.82 = 8,854,638.02 : x - Step 2: Convert to fraction form
14,013,158.66/19,338,732.82 = 8,854,638.02/x - Step 3: Cross multiply
14,013,158.66x = 19,338,732.82 × 8,854,638.02 - Step 4: Simplify right side
14,013,158.66x = 171,237,478,886,593.81 - Step 5: Solve for x
x = 171,237,478,886,593.81/14,013,158.66 - Step 6: Final answer
x = 12,219,763.08
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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.