Home / 10,401,794.40-15,602,691.60-6,631,989.60

Finding the Fourth Proportional to 10,401,794.40, 15,602,691.60 and 6,631,989.60

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Solution

The fourth proportional to 10,401,794.40, 15,602,691.60 and 6,631,989.60 is: 9,947,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,794.40 : 15,602,691.60 = 6,631,989.60 : x
  2. Step 2: Convert to fraction form
    10,401,794.40/15,602,691.60 = 6,631,989.60/x
  3. Step 3: Cross multiply
    10,401,794.40x = 15,602,691.60 × 6,631,989.60
  4. Step 4: Simplify right side
    10,401,794.40x = 103,476,888,423,207.36
  5. Step 5: Solve for x
    x = 103,476,888,423,207.36/10,401,794.40
  6. Step 6: Final answer
    x = 9,947,984.40

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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.