Home / 9,939,521.40-14,888,286.90-8,259,905.40

Finding the Fourth Proportional to 9,939,521.40, 14,888,286.90 and 8,259,905.40

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Solution

The fourth proportional to 9,939,521.40, 14,888,286.90 and 8,259,905.40 is: 12,372,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,521.40 : 14,888,286.90 = 8,259,905.40 : x
  2. Step 2: Convert to fraction form
    9,939,521.40/14,888,286.90 = 8,259,905.40/x
  3. Step 3: Cross multiply
    9,939,521.40x = 14,888,286.90 × 8,259,905.40
  4. Step 4: Simplify right side
    9,939,521.40x = 122,975,841,362,059.27
  5. Step 5: Solve for x
    x = 122,975,841,362,059.27/9,939,521.40
  6. Step 6: Final answer
    x = 12,372,410.74

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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.