Home / 9,947,247.60-14,920,871.40-9,781,359.60

Finding the Fourth Proportional to 9,947,247.60, 14,920,871.40 and 9,781,359.60

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Solution

The fourth proportional to 9,947,247.60, 14,920,871.40 and 9,781,359.60 is: 14,672,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,247.60 : 14,920,871.40 = 9,781,359.60 : x
  2. Step 2: Convert to fraction form
    9,947,247.60/14,920,871.40 = 9,781,359.60/x
  3. Step 3: Cross multiply
    9,947,247.60x = 14,920,871.40 × 9,781,359.60
  4. Step 4: Simplify right side
    9,947,247.60x = 145,946,408,708,755.44
  5. Step 5: Solve for x
    x = 145,946,408,708,755.44/9,947,247.60
  6. Step 6: Final answer
    x = 14,672,039.40

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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.