Home / 31,426,315.99-47,141,466.44-9,861,768.79

Finding the Fourth Proportional to 31,426,315.99, 47,141,466.44 and 9,861,768.79

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Solution

The fourth proportional to 31,426,315.99, 47,141,466.44 and 9,861,768.79 is: 14,793,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,315.99 : 47,141,466.44 = 9,861,768.79 : x
  2. Step 2: Convert to fraction form
    31,426,315.99/47,141,466.44 = 9,861,768.79/x
  3. Step 3: Cross multiply
    31,426,315.99x = 47,141,466.44 × 9,861,768.79
  4. Step 4: Simplify right side
    31,426,315.99x = 464,898,242,403,515.56
  5. Step 5: Solve for x
    x = 464,898,242,403,515.56/31,426,315.99
  6. Step 6: Final answer
    x = 14,793,278.43

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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.