Home / 20,209,898.40-30,314,847.60-5,833,435.20

Finding the Fourth Proportional to 20,209,898.40, 30,314,847.60 and 5,833,435.20

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Solution

The fourth proportional to 20,209,898.40, 30,314,847.60 and 5,833,435.20 is: 8,750,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,209,898.40 : 30,314,847.60 = 5,833,435.20 : x
  2. Step 2: Convert to fraction form
    20,209,898.40/30,314,847.60 = 5,833,435.20/x
  3. Step 3: Cross multiply
    20,209,898.40x = 30,314,847.60 × 5,833,435.20
  4. Step 4: Simplify right side
    20,209,898.40x = 176,839,699,072,475.53
  5. Step 5: Solve for x
    x = 176,839,699,072,475.53/20,209,898.40
  6. Step 6: Final answer
    x = 8,750,152.80

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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.