Finding the Fourth Proportional to 19,564,215.80, 29,319,781.62 and 11,040,337.40
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Solution
The fourth proportional to 19,564,215.80, 29,319,781.62 and 11,040,337.40 is: 16,545,528.06
Step by Step Solution
- Step 1: Write the proportion equation
19,564,215.80 : 29,319,781.62 = 11,040,337.40 : x - Step 2: Convert to fraction form
19,564,215.80/29,319,781.62 = 11,040,337.40/x - Step 3: Cross multiply
19,564,215.80x = 29,319,781.62 × 11,040,337.40 - Step 4: Simplify right side
19,564,215.80x = 323,700,281,579,118.62 - Step 5: Solve for x
x = 323,700,281,579,118.62/19,564,215.80 - Step 6: Final answer
x = 16,545,528.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.