Home / 8,742,018.64-13,112,019.24-2,351,768.80

Finding the Fourth Proportional to 8,742,018.64, 13,112,019.24 and 2,351,768.80

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Solution

The fourth proportional to 8,742,018.64, 13,112,019.24 and 2,351,768.80 is: 3,527,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,018.64 : 13,112,019.24 = 2,351,768.80 : x
  2. Step 2: Convert to fraction form
    8,742,018.64/13,112,019.24 = 2,351,768.80/x
  3. Step 3: Cross multiply
    8,742,018.64x = 13,112,019.24 × 2,351,768.80
  4. Step 4: Simplify right side
    8,742,018.64x = 30,836,437,753,631.71
  5. Step 5: Solve for x
    x = 30,836,437,753,631.71/8,742,018.64
  6. Step 6: Final answer
    x = 3,527,381.84

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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.