Home / 29,196,196.90-40,289,020.58-16,142,431.30

Finding the Fourth Proportional to 29,196,196.90, 40,289,020.58 and 16,142,431.30

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Solution

The fourth proportional to 29,196,196.90, 40,289,020.58 and 16,142,431.30 is: 22,275,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196,196.90 : 40,289,020.58 = 16,142,431.30 : x
  2. Step 2: Convert to fraction form
    29,196,196.90/40,289,020.58 = 16,142,431.30/x
  3. Step 3: Cross multiply
    29,196,196.90x = 40,289,020.58 × 16,142,431.30
  4. Step 4: Simplify right side
    29,196,196.90x = 650,362,746,856,936.12
  5. Step 5: Solve for x
    x = 650,362,746,856,936.12/29,196,196.90
  6. Step 6: Final answer
    x = 22,275,598.05

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1.5x scale

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.