Home / 18,146,133.60-27,221,792.40-5,364,981.60

Finding the Fourth Proportional to 18,146,133.60, 27,221,792.40 and 5,364,981.60

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Solution

The fourth proportional to 18,146,133.60, 27,221,792.40 and 5,364,981.60 is: 8,048,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,133.60 : 27,221,792.40 = 5,364,981.60 : x
  2. Step 2: Convert to fraction form
    18,146,133.60/27,221,792.40 = 5,364,981.60/x
  3. Step 3: Cross multiply
    18,146,133.60x = 27,221,792.40 × 5,364,981.60
  4. Step 4: Simplify right side
    18,146,133.60x = 146,044,415,345,019.81
  5. Step 5: Solve for x
    x = 146,044,415,345,019.81/18,146,133.60
  6. Step 6: Final answer
    x = 8,048,238.74

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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.