Home / 13,325,156-18,388,376.83-7,444,835.45

Finding the Fourth Proportional to 13,325,156, 18,388,376.83 and 7,444,835.45

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Solution

The fourth proportional to 13,325,156, 18,388,376.83 and 7,444,835.45 is: 10,273,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,156 : 18,388,376.83 = 7,444,835.45 : x
  2. Step 2: Convert to fraction form
    13,325,156/18,388,376.83 = 7,444,835.45/x
  3. Step 3: Cross multiply
    13,325,156x = 18,388,376.83 × 7,444,835.45
  4. Step 4: Simplify right side
    13,325,156x = 136,898,439,710,554.72
  5. Step 5: Solve for x
    x = 136,898,439,710,554.72/13,325,156
  6. Step 6: Final answer
    x = 10,273,683.83

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1.5x scale

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.