Finding the Fourth Proportional to 19,864,363.60, 29,817,394.80 and 17,604,346.96
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Solution
The fourth proportional to 19,864,363.60, 29,817,394.80 and 17,604,346.96 is: 26,424,997.75
Step by Step Solution
- Step 1: Write the proportion equation
19,864,363.60 : 29,817,394.80 = 17,604,346.96 : x - Step 2: Convert to fraction form
19,864,363.60/29,817,394.80 = 17,604,346.96/x - Step 3: Cross multiply
19,864,363.60x = 29,817,394.80 × 17,604,346.96 - Step 4: Simplify right side
19,864,363.60x = 524,915,763,502,499.88 - Step 5: Solve for x
x = 524,915,763,502,499.88/19,864,363.60 - Step 6: Final answer
x = 26,424,997.75
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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.