Home / 5,637,372.39-7,779,465.99-3,189,938.90

Finding the Fourth Proportional to 5,637,372.39, 7,779,465.99 and 3,189,938.90

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Solution

The fourth proportional to 5,637,372.39, 7,779,465.99 and 3,189,938.90 is: 4,402,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,372.39 : 7,779,465.99 = 3,189,938.90 : x
  2. Step 2: Convert to fraction form
    5,637,372.39/7,779,465.99 = 3,189,938.90/x
  3. Step 3: Cross multiply
    5,637,372.39x = 7,779,465.99 × 3,189,938.90
  4. Step 4: Simplify right side
    5,637,372.39x = 24,816,021,143,830.68
  5. Step 5: Solve for x
    x = 24,816,021,143,830.68/5,637,372.39
  6. Step 6: Final answer
    x = 4,402,054.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.