Home / 7,266,651.40-10,890,645.90-5,575,371.40

Finding the Fourth Proportional to 7,266,651.40, 10,890,645.90 and 5,575,371.40

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Solution

The fourth proportional to 7,266,651.40, 10,890,645.90 and 5,575,371.40 is: 8,355,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,651.40 : 10,890,645.90 = 5,575,371.40 : x
  2. Step 2: Convert to fraction form
    7,266,651.40/10,890,645.90 = 5,575,371.40/x
  3. Step 3: Cross multiply
    7,266,651.40x = 10,890,645.90 × 5,575,371.40
  4. Step 4: Simplify right side
    7,266,651.40x = 60,719,395,678,387.27
  5. Step 5: Solve for x
    x = 60,719,395,678,387.27/7,266,651.40
  6. Step 6: Final answer
    x = 8,355,897.69

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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.