Home / 49,207,986.60-73,811,979.90-28,716,671.40

Finding the Fourth Proportional to 49,207,986.60, 73,811,979.90 and 28,716,671.40

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Solution

The fourth proportional to 49,207,986.60, 73,811,979.90 and 28,716,671.40 is: 43,075,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,986.60 : 73,811,979.90 = 28,716,671.40 : x
  2. Step 2: Convert to fraction form
    49,207,986.60/73,811,979.90 = 28,716,671.40/x
  3. Step 3: Cross multiply
    49,207,986.60x = 73,811,979.90 × 28,716,671.40
  4. Step 4: Simplify right side
    49,207,986.60x = 2,119,634,372,171,705
  5. Step 5: Solve for x
    x = 2,119,634,372,171,705/49,207,986.60
  6. Step 6: Final answer
    x = 43,075,007.10

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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.