Finding the Fourth Proportional to 19,316,301.84, 26,656,708.74 and 10,614,476.70
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Solution
The fourth proportional to 19,316,301.84, 26,656,708.74 and 10,614,476.70 is: 14,648,094.45
Step by Step Solution
- Step 1: Write the proportion equation
19,316,301.84 : 26,656,708.74 = 10,614,476.70 : x - Step 2: Convert to fraction form
19,316,301.84/26,656,708.74 = 10,614,476.70/x - Step 3: Cross multiply
19,316,301.84x = 26,656,708.74 × 10,614,476.70 - Step 4: Simplify right side
19,316,301.84x = 282,947,013,819,416.31 - Step 5: Solve for x
x = 282,947,013,819,416.31/19,316,301.84 - Step 6: Final answer
x = 14,648,094.45
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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.