Home / 13,153,649.32-19,717,025.82-7,461,850.60

Finding the Fourth Proportional to 13,153,649.32, 19,717,025.82 and 7,461,850.60

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Solution

The fourth proportional to 13,153,649.32, 19,717,025.82 and 7,461,850.60 is: 11,185,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,649.32 : 19,717,025.82 = 7,461,850.60 : x
  2. Step 2: Convert to fraction form
    13,153,649.32/19,717,025.82 = 7,461,850.60/x
  3. Step 3: Cross multiply
    13,153,649.32x = 19,717,025.82 × 7,461,850.60
  4. Step 4: Simplify right side
    13,153,649.32x = 147,125,500,945,182.50
  5. Step 5: Solve for x
    x = 147,125,500,945,182.50/13,153,649.32
  6. Step 6: Final answer
    x = 11,185,146.98

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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.