Home / 5,637,377.89-7,779,473.58-3,189,944.40

Finding the Fourth Proportional to 5,637,377.89, 7,779,473.58 and 3,189,944.40

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Solution

The fourth proportional to 5,637,377.89, 7,779,473.58 and 3,189,944.40 is: 4,402,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,377.89 : 7,779,473.58 = 3,189,944.40 : x
  2. Step 2: Convert to fraction form
    5,637,377.89/7,779,473.58 = 3,189,944.40/x
  3. Step 3: Cross multiply
    5,637,377.89x = 7,779,473.58 × 3,189,944.40
  4. Step 4: Simplify right side
    5,637,377.89x = 24,816,088,181,468.95
  5. Step 5: Solve for x
    x = 24,816,088,181,468.95/5,637,377.89
  6. Step 6: Final answer
    x = 4,402,062.21

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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.