Home / 15,461,045.03-23,183,620.56-8,178,421.16

Finding the Fourth Proportional to 15,461,045.03, 23,183,620.56 and 8,178,421.16

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Solution

The fourth proportional to 15,461,045.03, 23,183,620.56 and 8,178,421.16 is: 12,263,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461,045.03 : 23,183,620.56 = 8,178,421.16 : x
  2. Step 2: Convert to fraction form
    15,461,045.03/23,183,620.56 = 8,178,421.16/x
  3. Step 3: Cross multiply
    15,461,045.03x = 23,183,620.56 × 8,178,421.16
  4. Step 4: Simplify right side
    15,461,045.03x = 189,605,412,837,396.94
  5. Step 5: Solve for x
    x = 189,605,412,837,396.94/15,461,045.03
  6. Step 6: Final answer
    x = 12,263,428.02

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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.