Home / 12,249,980.57-18,377,739.11-4,052,603.52

Finding the Fourth Proportional to 12,249,980.57, 18,377,739.11 and 4,052,603.52

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Solution

The fourth proportional to 12,249,980.57, 18,377,739.11 and 4,052,603.52 is: 6,079,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,980.57 : 18,377,739.11 = 4,052,603.52 : x
  2. Step 2: Convert to fraction form
    12,249,980.57/18,377,739.11 = 4,052,603.52/x
  3. Step 3: Cross multiply
    12,249,980.57x = 18,377,739.11 × 4,052,603.52
  4. Step 4: Simplify right side
    12,249,980.57x = 74,477,690,220,571.81
  5. Step 5: Solve for x
    x = 74,477,690,220,571.81/12,249,980.57
  6. Step 6: Final answer
    x = 6,079,821.09

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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.