Home / 10,609,003.10-15,913,615.84-8,492,541.14

Finding the Fourth Proportional to 10,609,003.10, 15,913,615.84 and 8,492,541.14

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Solution

The fourth proportional to 10,609,003.10, 15,913,615.84 and 8,492,541.14 is: 12,738,900.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609,003.10 : 15,913,615.84 = 8,492,541.14 : x
  2. Step 2: Convert to fraction form
    10,609,003.10/15,913,615.84 = 8,492,541.14/x
  3. Step 3: Cross multiply
    10,609,003.10x = 15,913,615.84 × 8,492,541.14
  4. Step 4: Simplify right side
    10,609,003.10x = 135,147,037,225,908.34
  5. Step 5: Solve for x
    x = 135,147,037,225,908.34/10,609,003.10
  6. Step 6: Final answer
    x = 12,738,900.72

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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.