Home / 7,243,485.90-10,865,228.85-5,563,869.90

Finding the Fourth Proportional to 7,243,485.90, 10,865,228.85 and 5,563,869.90

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Solution

The fourth proportional to 7,243,485.90, 10,865,228.85 and 5,563,869.90 is: 8,345,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,485.90 : 10,865,228.85 = 5,563,869.90 : x
  2. Step 2: Convert to fraction form
    7,243,485.90/10,865,228.85 = 5,563,869.90/x
  3. Step 3: Cross multiply
    7,243,485.90x = 10,865,228.85 × 5,563,869.90
  4. Step 4: Simplify right side
    7,243,485.90x = 60,452,719,755,126.62
  5. Step 5: Solve for x
    x = 60,452,719,755,126.62/7,243,485.90
  6. Step 6: Final answer
    x = 8,345,804.85

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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.