Home / 29,099,074.32-40,157,692.38-15,868,975.50

Finding the Fourth Proportional to 29,099,074.32, 40,157,692.38 and 15,868,975.50

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Solution

The fourth proportional to 29,099,074.32, 40,157,692.38 and 15,868,975.50 is: 21,899,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,099,074.32 : 40,157,692.38 = 15,868,975.50 : x
  2. Step 2: Convert to fraction form
    29,099,074.32/40,157,692.38 = 15,868,975.50/x
  3. Step 3: Cross multiply
    29,099,074.32x = 40,157,692.38 × 15,868,975.50
  4. Step 4: Simplify right side
    29,099,074.32x = 637,261,436,514,756.75
  5. Step 5: Solve for x
    x = 637,261,436,514,756.75/29,099,074.32
  6. Step 6: Final answer
    x = 21,899,715.07

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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.