Home / 12,867,797.12-19,272,288.64-6,140,935.04

Finding the Fourth Proportional to 12,867,797.12, 19,272,288.64 and 6,140,935.04

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Solution

The fourth proportional to 12,867,797.12, 19,272,288.64 and 6,140,935.04 is: 9,197,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867,797.12 : 19,272,288.64 = 6,140,935.04 : x
  2. Step 2: Convert to fraction form
    12,867,797.12/19,272,288.64 = 6,140,935.04/x
  3. Step 3: Cross multiply
    12,867,797.12x = 19,272,288.64 × 6,140,935.04
  4. Step 4: Simplify right side
    12,867,797.12x = 118,349,872,610,369.95
  5. Step 5: Solve for x
    x = 118,349,872,610,369.95/12,867,797.12
  6. Step 6: Final answer
    x = 9,197,368.56

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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.