Home / 14,549,537.16-20,078,846.19-7,934,487.75

Finding the Fourth Proportional to 14,549,537.16, 20,078,846.19 and 7,934,487.75

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Solution

The fourth proportional to 14,549,537.16, 20,078,846.19 and 7,934,487.75 is: 10,949,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549,537.16 : 20,078,846.19 = 7,934,487.75 : x
  2. Step 2: Convert to fraction form
    14,549,537.16/20,078,846.19 = 7,934,487.75/x
  3. Step 3: Cross multiply
    14,549,537.16x = 20,078,846.19 × 7,934,487.75
  4. Step 4: Simplify right side
    14,549,537.16x = 159,315,359,128,689.19
  5. Step 5: Solve for x
    x = 159,315,359,128,689.19/14,549,537.16
  6. Step 6: Final answer
    x = 10,949,857.54

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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.