Home / 10,863,321.40-16,294,982.10-4,891,353.40

Finding the Fourth Proportional to 10,863,321.40, 16,294,982.10 and 4,891,353.40

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Solution

The fourth proportional to 10,863,321.40, 16,294,982.10 and 4,891,353.40 is: 7,337,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,321.40 : 16,294,982.10 = 4,891,353.40 : x
  2. Step 2: Convert to fraction form
    10,863,321.40/16,294,982.10 = 4,891,353.40/x
  3. Step 3: Cross multiply
    10,863,321.40x = 16,294,982.10 × 4,891,353.40
  4. Step 4: Simplify right side
    10,863,321.40x = 79,704,516,097,774.14
  5. Step 5: Solve for x
    x = 79,704,516,097,774.14/10,863,321.40
  6. Step 6: Final answer
    x = 7,337,030.10

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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.