Home / 8,384,003.70-12,576,005.55-7,455,030.90

Finding the Fourth Proportional to 8,384,003.70, 12,576,005.55 and 7,455,030.90

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Solution

The fourth proportional to 8,384,003.70, 12,576,005.55 and 7,455,030.90 is: 11,182,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,003.70 : 12,576,005.55 = 7,455,030.90 : x
  2. Step 2: Convert to fraction form
    8,384,003.70/12,576,005.55 = 7,455,030.90/x
  3. Step 3: Cross multiply
    8,384,003.70x = 12,576,005.55 × 7,455,030.90
  4. Step 4: Simplify right side
    8,384,003.70x = 93,754,509,973,821.50
  5. Step 5: Solve for x
    x = 93,754,509,973,821.50/8,384,003.70
  6. Step 6: Final answer
    x = 11,182,546.35

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Similar ratio
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1.5x scale

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.