Home / 40,156,843.50-55,421,167.95-23,859,319.50

Finding the Fourth Proportional to 40,156,843.50, 55,421,167.95 and 23,859,319.50

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Solution

The fourth proportional to 40,156,843.50, 55,421,167.95 and 23,859,319.50 is: 32,928,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156,843.50 : 55,421,167.95 = 23,859,319.50 : x
  2. Step 2: Convert to fraction form
    40,156,843.50/55,421,167.95 = 23,859,319.50/x
  3. Step 3: Cross multiply
    40,156,843.50x = 55,421,167.95 × 23,859,319.50
  4. Step 4: Simplify right side
    40,156,843.50x = 1,322,311,353,182,210
  5. Step 5: Solve for x
    x = 1,322,311,353,182,210/40,156,843.50
  6. Step 6: Final answer
    x = 32,928,667.64

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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.