Finding the Fourth Proportional to 19,465,312.04, 29,199,963.68 and 7,344,974.44
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Solution
The fourth proportional to 19,465,312.04, 29,199,963.68 and 7,344,974.44 is: 11,018,214.68
Step by Step Solution
- Step 1: Write the proportion equation
19,465,312.04 : 29,199,963.68 = 7,344,974.44 : x - Step 2: Convert to fraction form
19,465,312.04/29,199,963.68 = 7,344,974.44/x - Step 3: Cross multiply
19,465,312.04x = 29,199,963.68 × 7,344,974.44 - Step 4: Simplify right side
19,465,312.04x = 214,472,986,878,528.34 - Step 5: Solve for x
x = 214,472,986,878,528.34/19,465,312.04 - Step 6: Final answer
x = 11,018,214.68
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1.5x scale
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.