Finding the Fourth Proportional to 35,710,572.28, 49,277,437.68 and 19,816,055.68
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Solution
The fourth proportional to 35,710,572.28, 49,277,437.68 and 19,816,055.68 is: 27,344,407.73
Step by Step Solution
- Step 1: Write the proportion equation
35,710,572.28 : 49,277,437.68 = 19,816,055.68 : x - Step 2: Convert to fraction form
35,710,572.28/49,277,437.68 = 19,816,055.68/x - Step 3: Cross multiply
35,710,572.28x = 49,277,437.68 × 19,816,055.68 - Step 4: Simplify right side
35,710,572.28x = 976,484,448,834,610 - Step 5: Solve for x
x = 976,484,448,834,610/35,710,572.28 - Step 6: Final answer
x = 27,344,407.73
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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.