Home / 49,038,685.86-73,519,858.08-31,730,315.88

Finding the Fourth Proportional to 49,038,685.86, 73,519,858.08 and 31,730,315.88

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Solution

The fourth proportional to 49,038,685.86, 73,519,858.08 and 31,730,315.88 is: 47,570,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,038,685.86 : 73,519,858.08 = 31,730,315.88 : x
  2. Step 2: Convert to fraction form
    49,038,685.86/73,519,858.08 = 31,730,315.88/x
  3. Step 3: Cross multiply
    49,038,685.86x = 73,519,858.08 × 31,730,315.88
  4. Step 4: Simplify right side
    49,038,685.86x = 2,332,808,320,331,170
  5. Step 5: Solve for x
    x = 2,332,808,320,331,170/49,038,685.86
  6. Step 6: Final answer
    x = 47,570,775.59

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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.