Home / 10,731,880.40-16,098,598.20-6,462,856.40

Finding the Fourth Proportional to 10,731,880.40, 16,098,598.20 and 6,462,856.40

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Solution

The fourth proportional to 10,731,880.40, 16,098,598.20 and 6,462,856.40 is: 9,694,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731,880.40 : 16,098,598.20 = 6,462,856.40 : x
  2. Step 2: Convert to fraction form
    10,731,880.40/16,098,598.20 = 6,462,856.40/x
  3. Step 3: Cross multiply
    10,731,880.40x = 16,098,598.20 × 6,462,856.40
  4. Step 4: Simplify right side
    10,731,880.40x = 104,042,928,407,898.48
  5. Step 5: Solve for x
    x = 104,042,928,407,898.48/10,731,880.40
  6. Step 6: Final answer
    x = 9,694,752.88

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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.