Home / 12,232,803.78-18,348,875.64-3,010,858.38

Finding the Fourth Proportional to 12,232,803.78, 18,348,875.64 and 3,010,858.38

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Solution

The fourth proportional to 12,232,803.78, 18,348,875.64 and 3,010,858.38 is: 4,516,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232,803.78 : 18,348,875.64 = 3,010,858.38 : x
  2. Step 2: Convert to fraction form
    12,232,803.78/18,348,875.64 = 3,010,858.38/x
  3. Step 3: Cross multiply
    12,232,803.78x = 18,348,875.64 × 3,010,858.38
  4. Step 4: Simplify right side
    12,232,803.78x = 55,245,865,984,271.86
  5. Step 5: Solve for x
    x = 55,245,865,984,271.86/12,232,803.78
  6. Step 6: Final answer
    x = 4,516,206.34

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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.