Home / 7,320,533.10-10,102,707.99-4,221,904.38

Finding the Fourth Proportional to 7,320,533.10, 10,102,707.99 and 4,221,904.38

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Solution

The fourth proportional to 7,320,533.10, 10,102,707.99 and 4,221,904.38 is: 5,826,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,533.10 : 10,102,707.99 = 4,221,904.38 : x
  2. Step 2: Convert to fraction form
    7,320,533.10/10,102,707.99 = 4,221,904.38/x
  3. Step 3: Cross multiply
    7,320,533.10x = 10,102,707.99 × 4,221,904.38
  4. Step 4: Simplify right side
    7,320,533.10x = 42,652,667,112,841.99
  5. Step 5: Solve for x
    x = 42,652,667,112,841.99/7,320,533.10
  6. Step 6: Final answer
    x = 5,826,442.76

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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.