Home / 9,939,458.40-14,909,187.60-9,876,472.80

Finding the Fourth Proportional to 9,939,458.40, 14,909,187.60 and 9,876,472.80

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Solution

The fourth proportional to 9,939,458.40, 14,909,187.60 and 9,876,472.80 is: 14,814,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,458.40 : 14,909,187.60 = 9,876,472.80 : x
  2. Step 2: Convert to fraction form
    9,939,458.40/14,909,187.60 = 9,876,472.80/x
  3. Step 3: Cross multiply
    9,939,458.40x = 14,909,187.60 × 9,876,472.80
  4. Step 4: Simplify right side
    9,939,458.40x = 147,250,185,801,497.28
  5. Step 5: Solve for x
    x = 147,250,185,801,497.28/9,939,458.40
  6. Step 6: Final answer
    x = 14,814,709.20

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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.