Finding the Fourth Proportional to 19,773,516.60, 29,602,214.10 and 14,747,110.20
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Solution
The fourth proportional to 19,773,516.60, 29,602,214.10 and 14,747,110.20 is: 22,077,363.49
Step by Step Solution
- Step 1: Write the proportion equation
19,773,516.60 : 29,602,214.10 = 14,747,110.20 : x - Step 2: Convert to fraction form
19,773,516.60/29,602,214.10 = 14,747,110.20/x - Step 3: Cross multiply
19,773,516.60x = 29,602,214.10 × 14,747,110.20 - Step 4: Simplify right side
19,773,516.60x = 436,547,113,496,693.81 - Step 5: Solve for x
x = 436,547,113,496,693.81/19,773,516.60 - Step 6: Final answer
x = 22,077,363.49
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1.5x scale
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.