Finding the Fourth Proportional to 19,031,202.36, 26,263,088.12 and 10,329,378.17
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Solution
The fourth proportional to 19,031,202.36, 26,263,088.12 and 10,329,378.17 is: 14,254,557.53
Step by Step Solution
- Step 1: Write the proportion equation
19,031,202.36 : 26,263,088.12 = 10,329,378.17 : x - Step 2: Convert to fraction form
19,031,202.36/26,263,088.12 = 10,329,378.17/x - Step 3: Cross multiply
19,031,202.36x = 26,263,088.12 × 10,329,378.17 - Step 4: Simplify right side
19,031,202.36x = 271,281,368,998,022.31 - Step 5: Solve for x
x = 271,281,368,998,022.31/19,031,202.36 - Step 6: Final answer
x = 14,254,557.53
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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.