Home / 15,876,000.40-23,782,507.80-9,467,215.60

Finding the Fourth Proportional to 15,876,000.40, 23,782,507.80 and 9,467,215.60

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Solution

The fourth proportional to 15,876,000.40, 23,782,507.80 and 9,467,215.60 is: 14,182,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876,000.40 : 23,782,507.80 = 9,467,215.60 : x
  2. Step 2: Convert to fraction form
    15,876,000.40/23,782,507.80 = 9,467,215.60/x
  3. Step 3: Cross multiply
    15,876,000.40x = 23,782,507.80 × 9,467,215.60
  4. Step 4: Simplify right side
    15,876,000.40x = 225,154,128,851,281.69
  5. Step 5: Solve for x
    x = 225,154,128,851,281.69/15,876,000.40
  6. Step 6: Final answer
    x = 14,182,043.54

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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.