Home / 20,075,442.08-30,096,235.20-8,707,328.96

Finding the Fourth Proportional to 20,075,442.08, 30,096,235.20 and 8,707,328.96

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Solution

The fourth proportional to 20,075,442.08, 30,096,235.20 and 8,707,328.96 is: 13,053,651.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,442.08 : 30,096,235.20 = 8,707,328.96 : x
  2. Step 2: Convert to fraction form
    20,075,442.08/30,096,235.20 = 8,707,328.96/x
  3. Step 3: Cross multiply
    20,075,442.08x = 30,096,235.20 × 8,707,328.96
  4. Step 4: Simplify right side
    20,075,442.08x = 262,057,820,343,931.41
  5. Step 5: Solve for x
    x = 262,057,820,343,931.41/20,075,442.08
  6. Step 6: Final answer
    x = 13,053,651.29

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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.