Home / 9,373,666.58-12,935,139.56-5,242,899.78

Finding the Fourth Proportional to 9,373,666.58, 12,935,139.56 and 5,242,899.78

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Solution

The fourth proportional to 9,373,666.58, 12,935,139.56 and 5,242,899.78 is: 7,234,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373,666.58 : 12,935,139.56 = 5,242,899.78 : x
  2. Step 2: Convert to fraction form
    9,373,666.58/12,935,139.56 = 5,242,899.78/x
  3. Step 3: Cross multiply
    9,373,666.58x = 12,935,139.56 × 5,242,899.78
  4. Step 4: Simplify right side
    9,373,666.58x = 67,817,640,353,393.30
  5. Step 5: Solve for x
    x = 67,817,640,353,393.30/9,373,666.58
  6. Step 6: Final answer
    x = 7,234,910.67

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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.