Home / 14,497,745.60-21,746,618.40-9,720,171.20

Finding the Fourth Proportional to 14,497,745.60, 21,746,618.40 and 9,720,171.20

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Solution

The fourth proportional to 14,497,745.60, 21,746,618.40 and 9,720,171.20 is: 14,580,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,745.60 : 21,746,618.40 = 9,720,171.20 : x
  2. Step 2: Convert to fraction form
    14,497,745.60/21,746,618.40 = 9,720,171.20/x
  3. Step 3: Cross multiply
    14,497,745.60x = 21,746,618.40 × 9,720,171.20
  4. Step 4: Simplify right side
    14,497,745.60x = 211,380,853,869,070.06
  5. Step 5: Solve for x
    x = 211,380,853,869,070.06/14,497,745.60
  6. Step 6: Final answer
    x = 14,580,256.80

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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.