Finding the Fourth Proportional to 19,495,740.71, 26,905,926.99 and 10,793,913.34
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Solution
The fourth proportional to 19,495,740.71, 26,905,926.99 and 10,793,913.34 is: 14,896,599.65
Step by Step Solution
- Step 1: Write the proportion equation
19,495,740.71 : 26,905,926.99 = 10,793,913.34 : x - Step 2: Convert to fraction form
19,495,740.71/26,905,926.99 = 10,793,913.34/x - Step 3: Cross multiply
19,495,740.71x = 26,905,926.99 × 10,793,913.34 - Step 4: Simplify right side
19,495,740.71x = 290,420,244,225,372.25 - Step 5: Solve for x
x = 290,420,244,225,372.25/19,495,740.71 - Step 6: Final answer
x = 14,896,599.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.