Home / 31,457,504.58-47,187,938.46-9,893,787.78

Finding the Fourth Proportional to 31,457,504.58, 47,187,938.46 and 9,893,787.78

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Solution

The fourth proportional to 31,457,504.58, 47,187,938.46 and 9,893,787.78 is: 14,841,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457,504.58 : 47,187,938.46 = 9,893,787.78 : x
  2. Step 2: Convert to fraction form
    31,457,504.58/47,187,938.46 = 9,893,787.78/x
  3. Step 3: Cross multiply
    31,457,504.58x = 47,187,938.46 × 9,893,787.78
  4. Step 4: Simplify right side
    31,457,504.58x = 466,867,448,898,940
  5. Step 5: Solve for x
    x = 466,867,448,898,940/31,457,504.58
  6. Step 6: Final answer
    x = 14,841,210.55

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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.