Home / 13,670,648.28-20,510,462.61-5,590,420.03

Finding the Fourth Proportional to 13,670,648.28, 20,510,462.61 and 5,590,420.03

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Solution

The fourth proportional to 13,670,648.28, 20,510,462.61 and 5,590,420.03 is: 8,387,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,670,648.28 : 20,510,462.61 = 5,590,420.03 : x
  2. Step 2: Convert to fraction form
    13,670,648.28/20,510,462.61 = 5,590,420.03/x
  3. Step 3: Cross multiply
    13,670,648.28x = 20,510,462.61 × 5,590,420.03
  4. Step 4: Simplify right side
    13,670,648.28x = 114,662,100,896,957.77
  5. Step 5: Solve for x
    x = 114,662,100,896,957.77/13,670,648.28
  6. Step 6: Final answer
    x = 8,387,466.24

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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.