Home / 31,426,312.74-47,141,461.56-9,861,765.57

Finding the Fourth Proportional to 31,426,312.74, 47,141,461.56 and 9,861,765.57

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Solution

The fourth proportional to 31,426,312.74, 47,141,461.56 and 9,861,765.57 is: 14,793,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,312.74 : 47,141,461.56 = 9,861,765.57 : x
  2. Step 2: Convert to fraction form
    31,426,312.74/47,141,461.56 = 9,861,765.57/x
  3. Step 3: Cross multiply
    31,426,312.74x = 47,141,461.56 × 9,861,765.57
  4. Step 4: Simplify right side
    31,426,312.74x = 464,898,042,531,886.50
  5. Step 5: Solve for x
    x = 464,898,042,531,886.50/31,426,312.74
  6. Step 6: Final answer
    x = 14,793,273.60

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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.