Home / 13,005,261.75-19,507,836.93-3,289,966.71

Finding the Fourth Proportional to 13,005,261.75, 19,507,836.93 and 3,289,966.71

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Solution

The fourth proportional to 13,005,261.75, 19,507,836.93 and 3,289,966.71 is: 4,934,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,261.75 : 19,507,836.93 = 3,289,966.71 : x
  2. Step 2: Convert to fraction form
    13,005,261.75/19,507,836.93 = 3,289,966.71/x
  3. Step 3: Cross multiply
    13,005,261.75x = 19,507,836.93 × 3,289,966.71
  4. Step 4: Simplify right side
    13,005,261.75x = 64,180,134,083,808.60
  5. Step 5: Solve for x
    x = 64,180,134,083,808.60/13,005,261.75
  6. Step 6: Final answer
    x = 4,934,935.98

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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.