Home / 10,627,009.60-15,940,514.40-9,731,214.40

Finding the Fourth Proportional to 10,627,009.60, 15,940,514.40 and 9,731,214.40

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Solution

The fourth proportional to 10,627,009.60, 15,940,514.40 and 9,731,214.40 is: 14,596,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627,009.60 : 15,940,514.40 = 9,731,214.40 : x
  2. Step 2: Convert to fraction form
    10,627,009.60/15,940,514.40 = 9,731,214.40/x
  3. Step 3: Cross multiply
    10,627,009.60x = 15,940,514.40 × 9,731,214.40
  4. Step 4: Simplify right side
    10,627,009.60x = 155,120,563,272,687.38
  5. Step 5: Solve for x
    x = 155,120,563,272,687.38/10,627,009.60
  6. Step 6: Final answer
    x = 14,596,821.60

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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.