Home / 10,951,516.10-15,114,988.60-6,600,607.38

Finding the Fourth Proportional to 10,951,516.10, 15,114,988.60 and 6,600,607.38

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Solution

The fourth proportional to 10,951,516.10, 15,114,988.60 and 6,600,607.38 is: 9,109,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,516.10 : 15,114,988.60 = 6,600,607.38 : x
  2. Step 2: Convert to fraction form
    10,951,516.10/15,114,988.60 = 6,600,607.38/x
  3. Step 3: Cross multiply
    10,951,516.10x = 15,114,988.60 × 6,600,607.38
  4. Step 4: Simplify right side
    10,951,516.10x = 99,768,105,285,274.34
  5. Step 5: Solve for x
    x = 99,768,105,285,274.34/10,951,516.10
  6. Step 6: Final answer
    x = 9,109,981.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.