Home / 14,549,421.93-20,078,686.97-7,934,372.27

Finding the Fourth Proportional to 14,549,421.93, 20,078,686.97 and 7,934,372.27

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Solution

The fourth proportional to 14,549,421.93, 20,078,686.97 and 7,934,372.27 is: 10,949,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549,421.93 : 20,078,686.97 = 7,934,372.27 : x
  2. Step 2: Convert to fraction form
    14,549,421.93/20,078,686.97 = 7,934,372.27/x
  3. Step 3: Cross multiply
    14,549,421.93x = 20,078,686.97 × 7,934,372.27
  4. Step 4: Simplify right side
    14,549,421.93x = 159,311,777,178,864.12
  5. Step 5: Solve for x
    x = 159,311,777,178,864.12/14,549,421.93
  6. Step 6: Final answer
    x = 10,949,698.07

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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.