Home / 9,949,145.40-14,898,834.90-7,958,489.40

Finding the Fourth Proportional to 9,949,145.40, 14,898,834.90 and 7,958,489.40

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Solution

The fourth proportional to 9,949,145.40, 14,898,834.90 and 7,958,489.40 is: 11,917,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949,145.40 : 14,898,834.90 = 7,958,489.40 : x
  2. Step 2: Convert to fraction form
    9,949,145.40/14,898,834.90 = 7,958,489.40/x
  3. Step 3: Cross multiply
    9,949,145.40x = 14,898,834.90 × 7,958,489.40
  4. Step 4: Simplify right side
    9,949,145.40x = 118,572,219,624,000.06
  5. Step 5: Solve for x
    x = 118,572,219,624,000.06/9,949,145.40
  6. Step 6: Final answer
    x = 11,917,829.61

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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.