Home / 4,907,139.59-6,771,971.32-2,731,829.78

Finding the Fourth Proportional to 4,907,139.59, 6,771,971.32 and 2,731,829.78

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Solution

The fourth proportional to 4,907,139.59, 6,771,971.32 and 2,731,829.78 is: 3,769,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907,139.59 : 6,771,971.32 = 2,731,829.78 : x
  2. Step 2: Convert to fraction form
    4,907,139.59/6,771,971.32 = 2,731,829.78/x
  3. Step 3: Cross multiply
    4,907,139.59x = 6,771,971.32 × 2,731,829.78
  4. Step 4: Simplify right side
    4,907,139.59x = 18,499,872,931,382.27
  5. Step 5: Solve for x
    x = 18,499,872,931,382.27/4,907,139.59
  6. Step 6: Final answer
    x = 3,769,991.17

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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.