Home / 28,972,140.60-43,395,225.30-17,592,742.20

Finding the Fourth Proportional to 28,972,140.60, 43,395,225.30 and 17,592,742.20

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Solution

The fourth proportional to 28,972,140.60, 43,395,225.30 and 17,592,742.20 is: 26,350,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,972,140.60 : 43,395,225.30 = 17,592,742.20 : x
  2. Step 2: Convert to fraction form
    28,972,140.60/43,395,225.30 = 17,592,742.20/x
  3. Step 3: Cross multiply
    28,972,140.60x = 43,395,225.30 × 17,592,742.20
  4. Step 4: Simplify right side
    28,972,140.60x = 763,441,011,413,817.62
  5. Step 5: Solve for x
    x = 763,441,011,413,817.62/28,972,140.60
  6. Step 6: Final answer
    x = 26,350,866.58

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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.