Home / 7,178,305.78-10,763,860.65-2,384,314.30

Finding the Fourth Proportional to 7,178,305.78, 10,763,860.65 and 2,384,314.30

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Solution

The fourth proportional to 7,178,305.78, 10,763,860.65 and 2,384,314.30 is: 3,575,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,305.78 : 10,763,860.65 = 2,384,314.30 : x
  2. Step 2: Convert to fraction form
    7,178,305.78/10,763,860.65 = 2,384,314.30/x
  3. Step 3: Cross multiply
    7,178,305.78x = 10,763,860.65 × 2,384,314.30
  4. Step 4: Simplify right side
    7,178,305.78x = 25,664,426,871,002.29
  5. Step 5: Solve for x
    x = 25,664,426,871,002.29/7,178,305.78
  6. Step 6: Final answer
    x = 3,575,276.35

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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.