Home / 6,475,783.70-9,711,982.35-1,925,606.90

Finding the Fourth Proportional to 6,475,783.70, 9,711,982.35 and 1,925,606.90

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Solution

The fourth proportional to 6,475,783.70, 9,711,982.35 and 1,925,606.90 is: 2,887,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,783.70 : 9,711,982.35 = 1,925,606.90 : x
  2. Step 2: Convert to fraction form
    6,475,783.70/9,711,982.35 = 1,925,606.90/x
  3. Step 3: Cross multiply
    6,475,783.70x = 9,711,982.35 × 1,925,606.90
  4. Step 4: Simplify right side
    6,475,783.70x = 18,701,460,225,838.21
  5. Step 5: Solve for x
    x = 18,701,460,225,838.21/6,475,783.70
  6. Step 6: Final answer
    x = 2,887,906.87

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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.