Finding the Fourth Proportional to 19,021,332.74, 26,249,489.52 and 10,319,505.08
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Solution
The fourth proportional to 19,021,332.74, 26,249,489.52 and 10,319,505.08 is: 14,240,944.32
Step by Step Solution
- Step 1: Write the proportion equation
19,021,332.74 : 26,249,489.52 = 10,319,505.08 : x - Step 2: Convert to fraction form
19,021,332.74/26,249,489.52 = 10,319,505.08/x - Step 3: Cross multiply
19,021,332.74x = 26,249,489.52 × 10,319,505.08 - Step 4: Simplify right side
19,021,332.74x = 270,881,740,449,046.75 - Step 5: Solve for x
x = 270,881,740,449,046.75/19,021,332.74 - Step 6: Final answer
x = 14,240,944.32
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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.