Home / 10,867,532.60-16,301,298.90-5,198,828.60

Finding the Fourth Proportional to 10,867,532.60, 16,301,298.90 and 5,198,828.60

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Solution

The fourth proportional to 10,867,532.60, 16,301,298.90 and 5,198,828.60 is: 7,798,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,532.60 : 16,301,298.90 = 5,198,828.60 : x
  2. Step 2: Convert to fraction form
    10,867,532.60/16,301,298.90 = 5,198,828.60/x
  3. Step 3: Cross multiply
    10,867,532.60x = 16,301,298.90 × 5,198,828.60
  4. Step 4: Simplify right side
    10,867,532.60x = 84,747,658,938,468.53
  5. Step 5: Solve for x
    x = 84,747,658,938,468.53/10,867,532.60
  6. Step 6: Final answer
    x = 7,798,242.90

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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.