Home / 13,909,830.60-20,836,752.30-9,654,803.40

Finding the Fourth Proportional to 13,909,830.60, 20,836,752.30 and 9,654,803.40

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Solution

The fourth proportional to 13,909,830.60, 20,836,752.30 and 9,654,803.40 is: 14,462,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,830.60 : 20,836,752.30 = 9,654,803.40 : x
  2. Step 2: Convert to fraction form
    13,909,830.60/20,836,752.30 = 9,654,803.40/x
  3. Step 3: Cross multiply
    13,909,830.60x = 20,836,752.30 × 9,654,803.40
  4. Step 4: Simplify right side
    13,909,830.60x = 201,174,746,950,997.84
  5. Step 5: Solve for x
    x = 201,174,746,950,997.84/13,909,830.60
  6. Step 6: Final answer
    x = 14,462,774.76

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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.