Home / 31,426,315.74-47,141,466.06-9,861,768.54

Finding the Fourth Proportional to 31,426,315.74, 47,141,466.06 and 9,861,768.54

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Solution

The fourth proportional to 31,426,315.74, 47,141,466.06 and 9,861,768.54 is: 14,793,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,315.74 : 47,141,466.06 = 9,861,768.54 : x
  2. Step 2: Convert to fraction form
    31,426,315.74/47,141,466.06 = 9,861,768.54/x
  3. Step 3: Cross multiply
    31,426,315.74x = 47,141,466.06 × 9,861,768.54
  4. Step 4: Simplify right side
    31,426,315.74x = 464,898,226,919,985.75
  5. Step 5: Solve for x
    x = 464,898,226,919,985.75/31,426,315.74
  6. Step 6: Final answer
    x = 14,793,278.05

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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.