Home / 6,679,649.14-9,213,162.80-6,130,139.76

Finding the Fourth Proportional to 6,679,649.14, 9,213,162.80 and 6,130,139.76

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Solution

The fourth proportional to 6,679,649.14, 9,213,162.80 and 6,130,139.76 is: 8,455,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679,649.14 : 9,213,162.80 = 6,130,139.76 : x
  2. Step 2: Convert to fraction form
    6,679,649.14/9,213,162.80 = 6,130,139.76/x
  3. Step 3: Cross multiply
    6,679,649.14x = 9,213,162.80 × 6,130,139.76
  4. Step 4: Simplify right side
    6,679,649.14x = 56,477,975,595,632.93
  5. Step 5: Solve for x
    x = 56,477,975,595,632.93/6,679,649.14
  6. Step 6: Final answer
    x = 8,455,230.87

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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.