Home / 9,152,944.65-12,630,143.97-5,481,767.21

Finding the Fourth Proportional to 9,152,944.65, 12,630,143.97 and 5,481,767.21

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Solution

The fourth proportional to 9,152,944.65, 12,630,143.97 and 5,481,767.21 is: 7,564,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,944.65 : 12,630,143.97 = 5,481,767.21 : x
  2. Step 2: Convert to fraction form
    9,152,944.65/12,630,143.97 = 5,481,767.21/x
  3. Step 3: Cross multiply
    9,152,944.65x = 12,630,143.97 × 5,481,767.21
  4. Step 4: Simplify right side
    9,152,944.65x = 69,235,509,009,174.51
  5. Step 5: Solve for x
    x = 69,235,509,009,174.51/9,152,944.65
  6. Step 6: Final answer
    x = 7,564,287.96

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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.