Finding the Fourth Proportional to 13,854,248.64, 19,118,041.44 and 7,658,925.90
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Solution
The fourth proportional to 13,854,248.64, 19,118,041.44 and 7,658,925.90 is: 10,568,863.50
Step by Step Solution
- Step 1: Write the proportion equation
13,854,248.64 : 19,118,041.44 = 7,658,925.90 : x - Step 2: Convert to fraction form
13,854,248.64/19,118,041.44 = 7,658,925.90/x - Step 3: Cross multiply
13,854,248.64x = 19,118,041.44 × 7,658,925.90 - Step 4: Simplify right side
13,854,248.64x = 146,423,662,742,089.31 - Step 5: Solve for x
x = 146,423,662,742,089.31/13,854,248.64 - Step 6: Final answer
x = 10,568,863.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.