Home / 10,519,489.40-15,779,234.10-4,850,785.40

Finding the Fourth Proportional to 10,519,489.40, 15,779,234.10 and 4,850,785.40

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Solution

The fourth proportional to 10,519,489.40, 15,779,234.10 and 4,850,785.40 is: 7,276,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,489.40 : 15,779,234.10 = 4,850,785.40 : x
  2. Step 2: Convert to fraction form
    10,519,489.40/15,779,234.10 = 4,850,785.40/x
  3. Step 3: Cross multiply
    10,519,489.40x = 15,779,234.10 × 4,850,785.40
  4. Step 4: Simplify right side
    10,519,489.40x = 76,541,678,395,462.14
  5. Step 5: Solve for x
    x = 76,541,678,395,462.14/10,519,489.40
  6. Step 6: Final answer
    x = 7,276,178.10

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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.