Home / 12,464,111.20-18,697,916.40-3,943,559.20

Finding the Fourth Proportional to 12,464,111.20, 18,697,916.40 and 3,943,559.20

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Solution

The fourth proportional to 12,464,111.20, 18,697,916.40 and 3,943,559.20 is: 5,915,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,111.20 : 18,697,916.40 = 3,943,559.20 : x
  2. Step 2: Convert to fraction form
    12,464,111.20/18,697,916.40 = 3,943,559.20/x
  3. Step 3: Cross multiply
    12,464,111.20x = 18,697,916.40 × 3,943,559.20
  4. Step 4: Simplify right side
    12,464,111.20x = 73,736,340,240,050.88
  5. Step 5: Solve for x
    x = 73,736,340,240,050.88/12,464,111.20
  6. Step 6: Final answer
    x = 5,915,892.36

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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.