Home / 8,047,455.62-11,134,731.98-7,017,111.92

Finding the Fourth Proportional to 8,047,455.62, 11,134,731.98 and 7,017,111.92

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Solution

The fourth proportional to 8,047,455.62, 11,134,731.98 and 7,017,111.92 is: 9,709,113.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,455.62 : 11,134,731.98 = 7,017,111.92 : x
  2. Step 2: Convert to fraction form
    8,047,455.62/11,134,731.98 = 7,017,111.92/x
  3. Step 3: Cross multiply
    8,047,455.62x = 11,134,731.98 × 7,017,111.92
  4. Step 4: Simplify right side
    8,047,455.62x = 78,133,660,502,863.20
  5. Step 5: Solve for x
    x = 78,133,660,502,863.20/8,047,455.62
  6. Step 6: Final answer
    x = 9,709,113.56

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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.