Home / 12,323,626.62-18,487,121.36-5,133,479.01

Finding the Fourth Proportional to 12,323,626.62, 18,487,121.36 and 5,133,479.01

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Solution

The fourth proportional to 12,323,626.62, 18,487,121.36 and 5,133,479.01 is: 7,700,918.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,626.62 : 18,487,121.36 = 5,133,479.01 : x
  2. Step 2: Convert to fraction form
    12,323,626.62/18,487,121.36 = 5,133,479.01/x
  3. Step 3: Cross multiply
    12,323,626.62x = 18,487,121.36 × 5,133,479.01
  4. Step 4: Simplify right side
    12,323,626.62x = 94,903,249,431,215.25
  5. Step 5: Solve for x
    x = 94,903,249,431,215.25/12,323,626.62
  6. Step 6: Final answer
    x = 7,700,918.92

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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.