Finding the Fourth Proportional to 58,298,972.27, 87,389,934.28 and 19,934,248.91
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Solution
The fourth proportional to 58,298,972.27, 87,389,934.28 and 19,934,248.91 is: 29,881,362.12
Step by Step Solution
- Step 1: Write the proportion equation
58,298,972.27 : 87,389,934.28 = 19,934,248.91 : x - Step 2: Convert to fraction form
58,298,972.27/87,389,934.28 = 19,934,248.91/x - Step 3: Cross multiply
58,298,972.27x = 87,389,934.28 × 19,934,248.91 - Step 4: Simplify right side
58,298,972.27x = 1,742,052,701,679,276.50 - Step 5: Solve for x
x = 1,742,052,701,679,276.50/58,298,972.27 - Step 6: Final answer
x = 29,881,362.12
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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.