Home / 15,362,090.91-23,046,457.87-8,172,579.92

Finding the Fourth Proportional to 15,362,090.91, 23,046,457.87 and 8,172,579.92

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Solution

The fourth proportional to 15,362,090.91, 23,046,457.87 and 8,172,579.92 is: 12,260,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,362,090.91 : 23,046,457.87 = 8,172,579.92 : x
  2. Step 2: Convert to fraction form
    15,362,090.91/23,046,457.87 = 8,172,579.92/x
  3. Step 3: Cross multiply
    15,362,090.91x = 23,046,457.87 × 8,172,579.92
  4. Step 4: Simplify right side
    15,362,090.91x = 188,349,018,710,471.41
  5. Step 5: Solve for x
    x = 188,349,018,710,471.41/15,362,090.91
  6. Step 6: Final answer
    x = 12,260,636.90

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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.