Home / 6,477,325.19-9,715,320.17-2,158,908.81

Finding the Fourth Proportional to 6,477,325.19, 9,715,320.17 and 2,158,908.81

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Solution

The fourth proportional to 6,477,325.19, 9,715,320.17 and 2,158,908.81 is: 3,238,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,325.19 : 9,715,320.17 = 2,158,908.81 : x
  2. Step 2: Convert to fraction form
    6,477,325.19/9,715,320.17 = 2,158,908.81/x
  3. Step 3: Cross multiply
    6,477,325.19x = 9,715,320.17 × 2,158,908.81
  4. Step 4: Simplify right side
    6,477,325.19x = 20,974,490,296,189.15
  5. Step 5: Solve for x
    x = 20,974,490,296,189.15/6,477,325.19
  6. Step 6: Final answer
    x = 3,238,140.70

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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.