Home / 12,867,722.10-19,272,186.63-6,140,860.02

Finding the Fourth Proportional to 12,867,722.10, 19,272,186.63 and 6,140,860.02

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Solution

The fourth proportional to 12,867,722.10, 19,272,186.63 and 6,140,860.02 is: 9,197,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867,722.10 : 19,272,186.63 = 6,140,860.02 : x
  2. Step 2: Convert to fraction form
    12,867,722.10/19,272,186.63 = 6,140,860.02/x
  3. Step 3: Cross multiply
    12,867,722.10x = 19,272,186.63 × 6,140,860.02
  4. Step 4: Simplify right side
    12,867,722.10x = 118,347,800,374,145.52
  5. Step 5: Solve for x
    x = 118,347,800,374,145.52/12,867,722.10
  6. Step 6: Final answer
    x = 9,197,261.14

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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.