Home / 15,067,466.76-20,796,870.63-9,262,885.47

Finding the Fourth Proportional to 15,067,466.76, 20,796,870.63 and 9,262,885.47

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Solution

The fourth proportional to 15,067,466.76, 20,796,870.63 and 9,262,885.47 is: 12,785,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067,466.76 : 20,796,870.63 = 9,262,885.47 : x
  2. Step 2: Convert to fraction form
    15,067,466.76/20,796,870.63 = 9,262,885.47/x
  3. Step 3: Cross multiply
    15,067,466.76x = 20,796,870.63 × 9,262,885.47
  4. Step 4: Simplify right side
    15,067,466.76x = 192,639,030,780,096.75
  5. Step 5: Solve for x
    x = 192,639,030,780,096.75/15,067,466.76
  6. Step 6: Final answer
    x = 12,785,097.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.