Home / 14,890,947.60-20,543,133.43-9,299,486.91

Finding the Fourth Proportional to 14,890,947.60, 20,543,133.43 and 9,299,486.91

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Solution

The fourth proportional to 14,890,947.60, 20,543,133.43 and 9,299,486.91 is: 12,829,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,947.60 : 20,543,133.43 = 9,299,486.91 : x
  2. Step 2: Convert to fraction form
    14,890,947.60/20,543,133.43 = 9,299,486.91/x
  3. Step 3: Cross multiply
    14,890,947.60x = 20,543,133.43 × 9,299,486.91
  4. Step 4: Simplify right side
    14,890,947.60x = 191,040,600,337,996.81
  5. Step 5: Solve for x
    x = 191,040,600,337,996.81/14,890,947.60
  6. Step 6: Final answer
    x = 12,829,311.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.