Home / 40,209,813.63-55,487,793.77-22,326,920.34

Finding the Fourth Proportional to 40,209,813.63, 55,487,793.77 and 22,326,920.34

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Solution

The fourth proportional to 40,209,813.63, 55,487,793.77 and 22,326,920.34 is: 30,810,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209,813.63 : 55,487,793.77 = 22,326,920.34 : x
  2. Step 2: Convert to fraction form
    40,209,813.63/55,487,793.77 = 22,326,920.34/x
  3. Step 3: Cross multiply
    40,209,813.63x = 55,487,793.77 × 22,326,920.34
  4. Step 4: Simplify right side
    40,209,813.63x = 1,238,871,551,358,463.75
  5. Step 5: Solve for x
    x = 1,238,871,551,358,463.75/40,209,813.63
  6. Step 6: Final answer
    x = 30,810,178.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.