Finding the Fourth Proportional to 17,937,931.28, 26,890,897.80 and 6,575,727.68
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Solution
The fourth proportional to 17,937,931.28, 26,890,897.80 and 6,575,727.68 is: 9,857,726.53
Step by Step Solution
- Step 1: Write the proportion equation
17,937,931.28 : 26,890,897.80 = 6,575,727.68 : x - Step 2: Convert to fraction form
17,937,931.28/26,890,897.80 = 6,575,727.68/x - Step 3: Cross multiply
17,937,931.28x = 26,890,897.80 × 6,575,727.68 - Step 4: Simplify right side
17,937,931.28x = 176,827,221,003,511.09 - Step 5: Solve for x
x = 176,827,221,003,511.09/17,937,931.28 - Step 6: Final answer
x = 9,857,726.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.