Home / 20,964,041.40-31,435,427.70-9,594,751.80

Finding the Fourth Proportional to 20,964,041.40, 31,435,427.70 and 9,594,751.80

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Solution

The fourth proportional to 20,964,041.40, 31,435,427.70 and 9,594,751.80 is: 14,387,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,964,041.40 : 31,435,427.70 = 9,594,751.80 : x
  2. Step 2: Convert to fraction form
    20,964,041.40/31,435,427.70 = 9,594,751.80/x
  3. Step 3: Cross multiply
    20,964,041.40x = 31,435,427.70 × 9,594,751.80
  4. Step 4: Simplify right side
    20,964,041.40x = 301,615,126,508,344.88
  5. Step 5: Solve for x
    x = 301,615,126,508,344.88/20,964,041.40
  6. Step 6: Final answer
    x = 14,387,260.58

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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.