Finding the Fourth Proportional to 26,470,983.99, 39,712,859.49 and 9,196,670.71
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Solution
The fourth proportional to 26,470,983.99, 39,712,859.49 and 9,196,670.71 is: 13,797,223.85
Step by Step Solution
- Step 1: Write the proportion equation
26,470,983.99 : 39,712,859.49 = 9,196,670.71 : x - Step 2: Convert to fraction form
26,470,983.99/39,712,859.49 = 9,196,670.71/x - Step 3: Cross multiply
26,470,983.99x = 39,712,859.49 × 9,196,670.71 - Step 4: Simplify right side
26,470,983.99x = 365,226,091,636,045.19 - Step 5: Solve for x
x = 365,226,091,636,045.19/26,470,983.99 - Step 6: Final answer
x = 13,797,223.85
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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.