Home / 19,488,010.40-29,232,015.60-18,559,037.60

Finding the Fourth Proportional to 19,488,010.40, 29,232,015.60 and 18,559,037.60

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Solution

The fourth proportional to 19,488,010.40, 29,232,015.60 and 18,559,037.60 is: 27,838,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,010.40 : 29,232,015.60 = 18,559,037.60 : x
  2. Step 2: Convert to fraction form
    19,488,010.40/29,232,015.60 = 18,559,037.60/x
  3. Step 3: Cross multiply
    19,488,010.40x = 29,232,015.60 × 18,559,037.60
  4. Step 4: Simplify right side
    19,488,010.40x = 542,518,076,644,186.62
  5. Step 5: Solve for x
    x = 542,518,076,644,186.62/19,488,010.40
  6. Step 6: Final answer
    x = 27,838,556.40

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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.