Home / 12,630,424.18-18,942,738.48-3,533,165.74

Finding the Fourth Proportional to 12,630,424.18, 18,942,738.48 and 3,533,165.74

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Solution

The fourth proportional to 12,630,424.18, 18,942,738.48 and 3,533,165.74 is: 5,298,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630,424.18 : 18,942,738.48 = 3,533,165.74 : x
  2. Step 2: Convert to fraction form
    12,630,424.18/18,942,738.48 = 3,533,165.74/x
  3. Step 3: Cross multiply
    12,630,424.18x = 18,942,738.48 × 3,533,165.74
  4. Step 4: Simplify right side
    12,630,424.18x = 66,927,834,619,315.68
  5. Step 5: Solve for x
    x = 66,927,834,619,315.68/12,630,424.18
  6. Step 6: Final answer
    x = 5,298,938.00

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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.