Home / 7,791,535.78-11,687,303.70-2,111,760.10

Finding the Fourth Proportional to 7,791,535.78, 11,687,303.70 and 2,111,760.10

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Solution

The fourth proportional to 7,791,535.78, 11,687,303.70 and 2,111,760.10 is: 3,167,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,535.78 : 11,687,303.70 = 2,111,760.10 : x
  2. Step 2: Convert to fraction form
    7,791,535.78/11,687,303.70 = 2,111,760.10/x
  3. Step 3: Cross multiply
    7,791,535.78x = 11,687,303.70 × 2,111,760.10
  4. Step 4: Simplify right side
    7,791,535.78x = 24,680,781,630,242.37
  5. Step 5: Solve for x
    x = 24,680,781,630,242.37/7,791,535.78
  6. Step 6: Final answer
    x = 3,167,640.16

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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.