Home / 53,274,609.10-73,519,154.31-28,828,323.10

Finding the Fourth Proportional to 53,274,609.10, 73,519,154.31 and 28,828,323.10

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Solution

The fourth proportional to 53,274,609.10, 73,519,154.31 and 28,828,323.10 is: 39,783,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,274,609.10 : 73,519,154.31 = 28,828,323.10 : x
  2. Step 2: Convert to fraction form
    53,274,609.10/73,519,154.31 = 28,828,323.10/x
  3. Step 3: Cross multiply
    53,274,609.10x = 73,519,154.31 × 28,828,323.10
  4. Step 4: Simplify right side
    53,274,609.10x = 2,119,433,934,487,437.75
  5. Step 5: Solve for x
    x = 2,119,433,934,487,437.75/53,274,609.10
  6. Step 6: Final answer
    x = 39,783,190.72

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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.