Home / 12,562,881.78-18,845,632.83-3,464,980.92

Finding the Fourth Proportional to 12,562,881.78, 18,845,632.83 and 3,464,980.92

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Solution

The fourth proportional to 12,562,881.78, 18,845,632.83 and 3,464,980.92 is: 5,197,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,881.78 : 18,845,632.83 = 3,464,980.92 : x
  2. Step 2: Convert to fraction form
    12,562,881.78/18,845,632.83 = 3,464,980.92/x
  3. Step 3: Cross multiply
    12,562,881.78x = 18,845,632.83 × 3,464,980.92
  4. Step 4: Simplify right side
    12,562,881.78x = 65,299,758,181,275.59
  5. Step 5: Solve for x
    x = 65,299,758,181,275.59/12,562,881.78
  6. Step 6: Final answer
    x = 5,197,832.74

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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.