Home / 28,264,005.10-42,410,004.45-16,142,776.30

Finding the Fourth Proportional to 28,264,005.10, 42,410,004.45 and 16,142,776.30

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Solution

The fourth proportional to 28,264,005.10, 42,410,004.45 and 16,142,776.30 is: 24,222,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264,005.10 : 42,410,004.45 = 16,142,776.30 : x
  2. Step 2: Convert to fraction form
    28,264,005.10/42,410,004.45 = 16,142,776.30/x
  3. Step 3: Cross multiply
    28,264,005.10x = 42,410,004.45 × 16,142,776.30
  4. Step 4: Simplify right side
    28,264,005.10x = 684,615,214,718,354.62
  5. Step 5: Solve for x
    x = 684,615,214,718,354.62/28,264,005.10
  6. Step 6: Final answer
    x = 24,222,158.62

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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.