Home / 16,129,619.40-24,194,429.10-15,345,798.60

Finding the Fourth Proportional to 16,129,619.40, 24,194,429.10 and 15,345,798.60

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Solution

The fourth proportional to 16,129,619.40, 24,194,429.10 and 15,345,798.60 is: 23,018,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,619.40 : 24,194,429.10 = 15,345,798.60 : x
  2. Step 2: Convert to fraction form
    16,129,619.40/24,194,429.10 = 15,345,798.60/x
  3. Step 3: Cross multiply
    16,129,619.40x = 24,194,429.10 × 15,345,798.60
  4. Step 4: Simplify right side
    16,129,619.40x = 371,282,836,210,579.25
  5. Step 5: Solve for x
    x = 371,282,836,210,579.25/16,129,619.40
  6. Step 6: Final answer
    x = 23,018,697.90

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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.